diff --git a/db/update18.0.sql b/db/update18.0.sql
new file mode 100644
index 0000000000..ecdd8e79a2
--- /dev/null
+++ b/db/update18.0.sql
@@ -0,0 +1,3 @@
+ALTER TABLE `zt_story` ADD COLUMN `siblings` varchar(255) NOT NULL AFTER `linkRequirements`;
+
+ALTER TABLE `zt_productplan` MODIFY COLUMN `branch` varchar(255) NOT NULL DEFAULT '0';
diff --git a/db/zentao.sql b/db/zentao.sql
index 6b1d67115b..f17e27812a 100755
--- a/db/zentao.sql
+++ b/db/zentao.sql
@@ -1129,7 +1129,7 @@ CREATE TABLE IF NOT EXISTS `zt_product` (
 CREATE TABLE IF NOT EXISTS `zt_productplan` (
   `id` mediumint(8) unsigned NOT NULL auto_increment,
   `product` mediumint(8) unsigned NOT NULL,
-  `branch` mediumint(8) unsigned NOT NULL,
+  `branch` varchar(255) NOT NULL DEFAULT '0',
   `parent` mediumint(9) NOT NULL DEFAULT '0',
   `title` varchar(90) NOT NULL,
   `status` enum('wait','doing','done','closed') NOT NULL default 'wait',
@@ -1480,6 +1480,7 @@ CREATE TABLE IF NOT EXISTS `zt_story` (
   `childStories` varchar(255) NOT NULL,
   `linkStories` varchar(255) NOT NULL,
   `linkRequirements` varchar(255) NOT NULL,
+  `siblings` varchar(255) NOT NULL,
   `duplicateStory` mediumint(8) unsigned NOT NULL,
   `version` smallint(6) NOT NULL default '1',
   `feedbackBy` varchar(100) NOT NULL,
diff --git a/module/action/lang/de.php b/module/action/lang/de.php
index a2f9edd72d..c596635e12 100644
--- a/module/action/lang/de.php
+++ b/module/action/lang/de.php
@@ -225,6 +225,7 @@ $lang->action->desc->reopen               = '$date, reopened by <strong>$actor</
 $lang->action->desc->merged               = '$date, merged by <strong>$actor</strong> .' . "\n";
 $lang->action->desc->submitreview         = '$date, submitted for review by <strong>$actor</strong>.' . "\n";
 $lang->action->desc->ganttmove            = '$date, sort by <strong>$actor</strong> .' . "\n";
+$lang->action->desc->relieved             = '$date, relieved by <strong>$actor</strong> .' . "\n";
 $lang->action->desc->switchtolight        = '$date, Switch from ALM mode to light mode by <strong>'. $lang->admin->system .'</strong>.' . "\n";
 $lang->action->desc->unlinkproduct        = '$date, the project is disassociated from the $extra, synchronization disassociates the ' . $lang->executionCommon . 's of the project from the $extra.' . "\n";
 
@@ -395,6 +396,8 @@ $lang->action->label->tolib                 = 'imported';
 $lang->action->label->updatetolib           = 'updated';
 $lang->action->label->ganttmove             = 'sorted';
 $lang->action->label->submitreview          = 'submitted';
+$lang->action->label->syncsiblings          = 'synchronized changes';
+$lang->action->label->relieved              = 'relieved';
 $lang->action->label->switchtolight         = 'switch from ALM mode to light mode';
 $lang->action->label->linkedrepo            = 'Linked Code Repo';
 $lang->action->label->unlinkedrepo          = 'Unlinked Code Repo';
diff --git a/module/action/lang/en.php b/module/action/lang/en.php
index b64e8eb071..dae713028d 100755
--- a/module/action/lang/en.php
+++ b/module/action/lang/en.php
@@ -225,6 +225,7 @@ $lang->action->desc->reopen               = '$date, reopened by <strong>$actor</
 $lang->action->desc->merged               = '$date, merged by <strong>$actor</strong> .' . "\n";
 $lang->action->desc->submitreview         = '$date, submitted for review by <strong>$actor</strong>.' . "\n";
 $lang->action->desc->ganttmove            = '$date, sort by <strong>$actor</strong> .' . "\n";
+$lang->action->desc->relieved             = '$date, relieved by <strong>$actor</strong> .' . "\n";
 $lang->action->desc->switchtolight        = '$date, Switch from ALM mode to light mode by <strong>'. $lang->admin->system .'</strong>.' . "\n";
 $lang->action->desc->unlinkproduct        = '$date, the project is disassociated from the $extra, synchronization disassociates the ' . $lang->executionCommon . 's of the project from the $extra.' . "\n";
 
@@ -395,6 +396,8 @@ $lang->action->label->tolib                 = 'imported';
 $lang->action->label->updatetolib           = 'updated';
 $lang->action->label->ganttmove             = 'sorted';
 $lang->action->label->submitreview          = 'submitted';
+$lang->action->label->syncsiblings          = 'synchronized changes';
+$lang->action->label->relieved              = 'relieved';
 $lang->action->label->switchtolight         = 'switch from ALM mode to light mode';
 $lang->action->label->linkedrepo            = 'Linked Code Repo';
 $lang->action->label->unlinkedrepo          = 'Unlinked Code Repo';
diff --git a/module/action/lang/fr.php b/module/action/lang/fr.php
index 127d47ecc9..f57a68bc0c 100644
--- a/module/action/lang/fr.php
+++ b/module/action/lang/fr.php
@@ -225,6 +225,7 @@ $lang->action->desc->reopen               = '$date, reopened by <strong>$actor</
 $lang->action->desc->merged               = '$date, merged by <strong>$actor</strong> .' . "\n";
 $lang->action->desc->submitreview         = '$date, submitted for review by <strong>$actor</strong>.' . "\n";
 $lang->action->desc->ganttmove            = '$date, sort by <strong>$actor</strong> .' . "\n";
+$lang->action->desc->relieved             = '$date, relieved by <strong>$actor</strong> .' . "\n";
 $lang->action->desc->switchtolight        = '$date, Switch from ALM mode to light mode by <strong>'. $lang->admin->system .'</strong>.' . "\n";
 $lang->action->desc->unlinkproduct        = '$date, the project is disassociated from the $extra, synchronization disassociates the ' . $lang->executionCommon . 's of the project from the $extra.' . "\n";
 
@@ -395,6 +396,8 @@ $lang->action->label->tolib                 = 'Importé';
 $lang->action->label->updatetolib           = 'MàJ';
 $lang->action->label->ganttmove             = 'sorted';
 $lang->action->label->submitreview          = 'submitted';
+$lang->action->label->syncsiblings          = 'synchronized changes';
+$lang->action->label->relieved              = 'relieved';
 $lang->action->label->switchtolight         = 'switch from ALM mode to light mode';
 $lang->action->label->linkedrepo            = 'Linked Code Repo';
 $lang->action->label->unlinkedrepo          = 'Unlinked Code Repo';
diff --git a/module/action/lang/vi.php b/module/action/lang/vi.php
index f9e5281266..cc0766191f 100644
--- a/module/action/lang/vi.php
+++ b/module/action/lang/vi.php
@@ -306,6 +306,7 @@ $lang->action->label->syncproject           = 'start';
 $lang->action->label->syncexecution         = 'start';
 $lang->action->label->startProgram          = '(The start of the project sets the status of the program as Ongoing)';
 $lang->action->label->submitreview          = 'submitted';
+$lang->action->label->syncsiblings          = 'synchronized changes';
 $lang->action->label->linkedrepo            = 'Linked Code Repo';
 $lang->action->label->unlinkedrepo          = 'Unlinked Code Repo';
 
diff --git a/module/action/lang/zh-cn.php b/module/action/lang/zh-cn.php
index a4e7069f68..11dc8c0688 100755
--- a/module/action/lang/zh-cn.php
+++ b/module/action/lang/zh-cn.php
@@ -225,6 +225,7 @@ $lang->action->desc->reopen               = '$date, 由 <strong>$actor</strong>
 $lang->action->desc->merged               = '$date, 由 <strong>$actor</strong> 合并。' . "\n";
 $lang->action->desc->submitreview         = '$date, 由 <strong>$actor</strong> 提交评审。' . "\n";
 $lang->action->desc->ganttmove            = '$date, 由 <strong>$actor</strong> 排序。' . "\n";
+$lang->action->desc->relieved             = '$date, 由 <strong>$actor</strong> 解除孪生需求关系。' . "\n";
 $lang->action->desc->switchtolight        = '$date, 由于 <strong>'. $lang->admin->system .'</strong> 从全生命周期管理模式切换为轻量管理模式，项目访问控制由项目集内公开调整为私有。' . "\n";
 $lang->action->desc->unlinkproduct        = '$date, 系统判断由于' . $lang->executionCommon . '所属项目与$extra取消关联，同步将' . $lang->executionCommon . '与$extra取消关联。' . "\n";
 
@@ -395,6 +396,8 @@ $lang->action->label->tolib                 = '导入了';
 $lang->action->label->updatetolib           = '更新了';
 $lang->action->label->ganttmove             = '排序了';
 $lang->action->label->submitreview          = '提交了评审';
+$lang->action->label->syncsiblings          = '同步修改了';
+$lang->action->label->relieved              = '解除了';
 $lang->action->label->switchtolight         = '从全生命周期管理模式切换为轻量管理模式';
 $lang->action->label->linkedrepo            = '关联代码库到';
 $lang->action->label->unlinkedrepo          = '取消了项目与代码库的关联';
diff --git a/module/action/model.php b/module/action/model.php
index 95dbf0701f..17954cb970 100755
--- a/module/action/model.php
+++ b/module/action/model.php
@@ -50,7 +50,7 @@ class actionModel extends model
         $action->extra      = $extra;
         if(!defined('IN_UPGRADE')) $action->vision = $this->config->vision;
 
-        if($objectType == 'story' and strpos(',reviewpassed,reviewrejected,reviewclarified,reviewreverted,', ",$actionType,") !== false) $action->actor = $this->lang->action->system;
+        if($objectType == 'story' and strpos(',reviewpassed,reviewrejected,reviewclarified,reviewreverted,syncsiblings,', ",$actionType,") !== false) $action->actor = $this->lang->action->system;
 
         /* Use purifier to process comment. Fix bug #2683. */
         $action->comment = fixer::stripDataTags($comment);
@@ -952,6 +952,17 @@ class actionModel extends model
                 }
             }
 
+            if($action->objectType == 'story' and $action->action == 'syncsiblings')
+            {
+                if(!empty($extra) and strpos($extra, '|') !== false)
+                {
+                    list($operate, $storyID) = explode('|', $extra);
+                    $desc['operate'] = $this->lang->$objectType->{$desc['operate']};
+                    $link = common::hasPriv('story', 'view') ? html::a(helper::createLink('story', 'view', "storyID=$storyID"), "#$storyID ") : "#$storyID";
+                    $actionDesc = str_replace(array('$extra', '$operate'), array($link, $desc['operate'][$operate]), $desc['main']);
+                }
+            }
+
             if($action->objectType == 'module' and strpos(',created,moved,', $action->action) !== false)
             {
                 $moduleNames = $this->loadModel('tree')->getOptionMenu($action->objectID, 'story', 0, 'all', '');
diff --git a/module/branch/control.php b/module/branch/control.php
index 832bd4b0d3..f362b79248 100644
--- a/module/branch/control.php
+++ b/module/branch/control.php
@@ -260,10 +260,12 @@ class branch extends control
      * @param  string $param
      * @param  int    $projectID
      * @param  bool   $withMainBranch
+     * @param  string $isSiblings
+     * @param  string $fieldID
      * @access public
      * @return void
      */
-    public function ajaxGetBranches($productID, $oldBranch = 0, $param = 'all', $projectID = 0, $withMainBranch = true)
+    public function ajaxGetBranches($productID, $oldBranch = 0, $param = 'all', $projectID = 0, $withMainBranch = true, $isSiblings = 'no', $fieldID = '0')
     {
         $product = $this->loadModel('product')->getById($productID);
         if(empty($product) or $product->type == 'normal') return;
@@ -280,6 +282,7 @@ class branch extends control
             $branchTagOption[$oldBranch] = $oldBranch == BRANCH_MAIN ? $branch : ($branch->name . ($branch->status == 'closed' ? ' (' . $this->lang->branch->statusList['closed'] . ')' : ''));
         }
 
+        if($isSiblings == 'yes') return print(html::select("branches[$fieldID]", $branchTagOption, $oldBranch, "onchange='loadBranchRelation(this.value, $fieldID);' class='form-control chosen control-branch'"));
         return print(html::select('branch', $branchTagOption, $oldBranch, "class='form-control' onchange='loadBranch(this)' data-last='{$oldBranch}'"));
     }
 
diff --git a/module/execution/control.php b/module/execution/control.php
index 6ea8d61fc6..de72a5abee 100644
--- a/module/execution/control.php
+++ b/module/execution/control.php
@@ -898,7 +898,7 @@ class execution extends control
         $storyBugs   = $this->loadModel('bug')->getStoryBugCounts($storyIdList, $executionID);
         $storyCases  = $this->loadModel('testcase')->getStoryCaseCounts($storyIdList);
 
-        $plans    = $this->execution->getPlans($products, 'skipParent|withMainPlan');
+        $plans    = $this->execution->getPlans($products, 'skipParent|withMainPlan', $executionID);
         $allPlans = array('' => '');
         if(!empty($plans))
         {
@@ -1645,7 +1645,20 @@ class execution extends control
                 }
                 else
                 {
-                    return print(js::confirm($this->lang->execution->importPlanStory, inlink('create', "projectID=$projectID&executionID=$executionID&copyExecutionID=&planID=$planID&confirm=yes"), inlink('create', "projectID=$projectID&executionID=$executionID")));
+                    $executionProductList  = $this->loadModel('product')->getProducts($executionID);
+                    $multiBranchProduct = false;
+                    foreach($executionProductList as $executionProduct)
+                    {
+                        if($executionProduct->type != 'normal')
+                        {
+                            $multiBranchProduct = true;
+                            break;
+                        }
+                    }
+
+                    $importPlanStoryTips = $multiBranchProduct ? $this->lang->execution->importBranchPlanStory : $this->lang->execution->importPlanStory;
+
+                    return print(js::confirm($importPlanStoryTips, inlink('create', "projectID=$projectID&executionID=$executionID&copyExecutionID=&planID=$planID&confirm=yes"), inlink('create', "projectID=$projectID&executionID=$executionID")));
                 }
             }
 
@@ -1689,10 +1702,11 @@ class execution extends control
             $linkedBranches = array();
             foreach($products as $productIndex => $product)
             {
+                $productPlans[$productIndex] = array();
                 foreach($branches[$productIndex] as $branchID => $branch)
                 {
                     $linkedBranches[$productIndex][$branchID] = $branchID;
-                    $productPlans[$productIndex][$branchID]   = isset($plans[$productIndex][$branchID]) ? $plans[$productIndex][$branchID] : array();
+                    $productPlans[$productIndex] += isset($plans[$productIndex][$branchID]) ? $plans[$productIndex][$branchID] : array();
                 }
             }
 
@@ -1724,10 +1738,11 @@ class execution extends control
             $linkedBranches = array();
             foreach($products as $productIndex => $product)
             {
+                $productPlans[$productIndex] = array();
                 foreach($branches[$productIndex] as $branchID => $branch)
                 {
                     $linkedBranches[$productIndex][$branchID] = $branchID;
-                    $productPlans[$productIndex][$branchID]   = isset($plans[$productIndex][$branchID]) ? $plans[$productIndex][$branchID] : array();
+                    $productPlans[$productIndex] += isset($plans[$productIndex][$branchID]) ? $plans[$productIndex][$branchID] : array();
                 }
             }
 
@@ -1776,27 +1791,15 @@ class execution extends control
                 return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'locate' => $this->createLink('doc', 'objectLibs', "type=execution")));
             }
 
-            $planID = '';
-            if(isset($_POST['plans']))
-            {
-                foreach($_POST['plans'] as $plans)
-                {
-                    foreach($plans as $planID)
-                    {
-                        if(!empty($planID)) break;
-                    }
-                }
-            }
-
             if(!empty($projectID) and $project->model == 'kanban')
             {
                 $execution = $this->execution->getById($executionID);
                 $this->loadModel('kanban')->createRDKanban($execution);
             }
 
-            if(!empty($planID))
+            if(!empty($_POST['plans']))
             {
-                return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'locate' => inlink('create', "projectID=$projectID&executionID=$executionID&copyExecutionID=&planID=$planID&confirm=no")));
+                return $this->send(array('result' => 'success', 'message' => $this->lang->saveSuccess, 'locate' => inlink('create', "projectID=$projectID&executionID=$executionID&copyExecutionID=&planID=1&confirm=no")));
             }
             else
             {
@@ -1904,7 +1907,20 @@ class execution extends control
         }
         elseif(!empty($newPlans))
         {
-            return print(js::confirm($this->lang->execution->importEditPlanStory, inlink('edit', "executionID=$executionID&action=edit&extra=&newPlans=$newPlans&confirm=yes"), inlink('view', "executionID=$executionID")));
+            $executionProductList  = $this->loadModel('product')->getProducts($executionID);
+            $multiBranchProduct = false;
+            foreach($executionProductList as $executionProduct)
+            {
+                if($executionProduct->type != 'normal')
+                {
+                    $multiBranchProduct = true;
+                    break;
+                }
+            }
+
+            $importEditPlanStoryTips = $multiBranchProduct ? $this->lang->execution->importBranchEditPlanStory : $this->lang->execution->importEditPlanStory;
+
+            return print(js::confirm($importEditPlanStoryTips, inlink('edit', "executionID=$executionID&action=edit&extra=&newPlans=$newPlans&confirm=yes"), inlink('view', "executionID=$executionID")));
         }
 
         /* Set menu. */
@@ -2003,12 +2019,15 @@ class execution extends control
         foreach($linkedProducts as $productID => $linkedProduct)
         {
             if(!isset($allProducts[$productID])) $allProducts[$productID] = $linkedProduct->name;
+            $productPlans[$productID] = array();
+
             foreach($branches[$productID] as $branchID => $branch)
             {
+                $productPlans[$productID] += isset($plans[$productID][$branchID]) ? $plans[$productID][$branchID] : array();
+
                 $linkedBranchList[$branchID]           = $branchID;
                 $linkedBranches[$productID][$branchID] = $branchID;
-                $productPlans[$productID][$branchID]   = isset($plans[$productID][$branchID]) ? $plans[$productID][$branchID] : array();
-                if($branchID != BRANCH_MAIN and isset($plans[$productID][BRANCH_MAIN])) $productPlans[$productID][$branchID] += $plans[$productID][BRANCH_MAIN];
+                if($branchID != BRANCH_MAIN and isset($plans[$productID][BRANCH_MAIN])) $productPlans[$productID] += $plans[$productID][BRANCH_MAIN];
                 if(!empty($executionStories[$productID][$branchID]))
                 {
                     array_push($unmodifiableProducts, $productID);
@@ -4121,9 +4140,11 @@ class execution extends control
         $count = 0;
         if(!empty($planStory))
         {
+            $projectProducts = $this->loadModel('project')->getBranchesByProject($executionID);
             foreach($planStory as $id => $story)
             {
-                if($story->status == 'draft' or $story->status == 'reviewing')
+                $projectBranches = zget($projectProducts, $story->product, array());
+                if($story->status == 'draft' or $story->status == 'reviewing' or (!empty($story->branch) and !empty($projectBranches) and !isset($projectBranches[$story->branch])))
                 {
                     $count++;
                     unset($planStory[$id]);
@@ -4156,7 +4177,7 @@ class execution extends control
         }
 
         $haveDraft = sprintf($this->lang->execution->haveDraft, $count);
-        if(!$execution->multiple) $haveDraft = str_replace($this->lang->executionCommon, $this->lang->projectCommon, $haveDraft);
+        if(!$execution->multiple or $moduleName == 'projectstory') $haveDraft = str_replace($this->lang->executionCommon, $this->lang->projectCommon, $haveDraft);
         if($count != 0) echo js::alert($haveDraft) . js::locate($this->createLink($moduleName, $fromMethod, $param));
         return print(js::locate(helper::createLink($moduleName, $fromMethod, $param)));
     }
diff --git a/module/execution/css/create.css b/module/execution/css/create.css
index 839355f188..b3ef4c9ba2 100644
--- a/module/execution/css/create.css
+++ b/module/execution/css/create.css
@@ -21,9 +21,9 @@
 
 .chosen-container.chosen-highlight-selected .disabled-result.result-selected {background: none;}
 
-#productsBox .row .col-sm-4 {padding-right: 13px;}
-#plansBox .row {display: inline-table; width: 102%;}
-#plansBox .row .col-sm-4 {display: inline-block; float: none; padding-right: 13px;}
+.productsBox .row .col-sm-4 {padding-right: 13px;}
+.plansBox .row {display: inline-table; width: 102%;}
+.plansBox .row .col-sm-4 {display: inline-block; float: none; padding-right: 13px;}
 
 #dateRange {vertical-align: top; padding-top: 13px;}
 #dateRangeOption {vertical-align: top; padding-top: 13px;}
@@ -32,3 +32,9 @@
 #copyProjectModal .projectSelect {display: inline-block; margin-left: 10px; width: 20%;}
 #copyProjectModal .titleBox{position: relative; bottom: 3px; display: inline-block;}
 a.chosen-single > div > b {top: -4px !important;}
+
+.productsBox a {border-radius: 2px !important;}
+.productsBox .required:after {right: -9.5px !important;}
+.productsBox .input-group-addon > div {display: inline-block !important;}
+.productsBox .required + .text-danger.help-text {position: relative; left: 10px;}
+.productsBox > #productNameLabel {padding-top: 8px;}
diff --git a/module/execution/js/common.js b/module/execution/js/common.js
index 19d68b6372..b7a2eb2964 100644
--- a/module/execution/js/common.js
+++ b/module/execution/js/common.js
@@ -113,6 +113,15 @@ function computeEndDate(delta)
     computeWorkDays();
 }
 
+/* Auto compute the work days. */
+$(function()
+{
+    $(".date").bind('dateSelected', function()
+    {
+        computeWorkDays(this.id);
+    })
+});
+
 /**
  * Load branches.
  *
@@ -122,118 +131,127 @@ function computeEndDate(delta)
  */
 function loadBranches(product)
 {
-    if($('#productsBox .input-group:last select:first').val() != 0)
+    /* When selecting a product, delete a plan that is empty by default. */
+    $("#planDefault").remove();
+
+    $(".productsBox select[name^='products']").each(function()
     {
-        if(model !== 'waterfall')
+        var $product  = $(product);
+        var productID = $(this).val();
+        if($product.val() != 0 && $product.val() == $(this).val() && $product.attr('id') != $(this).attr('id') && !multiBranchProducts[$product.val()])
         {
-            var length = $('#productsBox .input-group').size();
-            $('#productsBox .row').append('<div class="col-sm-4">' + $('#productsBox .col-sm-4:last').html().replace('required', '') + '</div>');
-            if($('#productsBox .input-group:last select').size() >= 2) $('#productsBox .input-group:last select:last').remove();
-            $('#productsBox .input-group:last .chosen-container').remove();
-            $('#productsBox .input-group:last select:first').attr('name', 'products[' + length + ']').attr('id', 'products' + length);
-            $('#productsBox .input-group:last .chosen').chosen();
+            bootbox.alert(errorSameProducts);
+            $product.val(0);
+            $product.trigger("chosen:updated");
+            return false;
         }
-        adjustProductBoxMargin();
+    });
+
+    var $tableRow = $(product).closest('.table-row');
+    var index     = $tableRow.find('select:first').attr('id').replace('products' , '');
+    var oldBranch = $(product).attr('data-branch') !== undefined ? $(product).attr('data-branch') : 0;
+    if($(product).val() != 0)
+    {
+        $(product).closest('tr').find('.newProduct').addClass('hidden')
+    }
+    else
+    {
+        $(product).closest('tr').find('.newProduct').removeClass('hidden')
     }
 
-    var $inputgroup = $(product).closest('.input-group');
-    if($inputgroup.find('select').size() >= 2) $inputgroup.removeClass('has-branch').find('select:last').remove();
-    if($inputgroup.find('.chosen-container').size() >= 2) $inputgroup.find('.chosen-container:last').remove();
+    if(!multiBranchProducts[$(product).val()])
+    {
+        $tableRow.find('.table-col:last select').val('').trigger('chosen:updated');
+        $tableRow.find('.table-col:last').addClass('hidden');
+    }
 
-    var projectID = $('#project').val();
-    if(typeof(projectID) == 'undefined') projectID = 0;
-
-    var index = $inputgroup.find('select:first').attr('id').replace('products' , '');
-    $.get(createLink('branch', 'ajaxGetBranches', "productID=" + $(product).val() + "&oldBranch=0&param=active&projectID=" + projectID + "&withMainBranch=true"), function(data)
+    $.get(createLink('branch', 'ajaxGetBranches', "productID=" + $(product).val() + "&oldBranch=" + oldBranch + "&param=active&projectID=" + projectID + "&withMainBranch=true"), function(data)
     {
         if(data)
         {
-            $inputgroup.addClass('has-branch').append(data);
-            $inputgroup.find('select:last').attr('name', 'branch[' + index + ']').attr('id', 'branch' + index).attr('onchange', "loadPlans('#products" + index + "', this.value)").chosen();
+            $tableRow.find("select[name^='branch']").replaceWith(data);
+            $tableRow.find('.table-col:last .chosen-container').remove();
+            $tableRow.find('.table-col:last').removeClass('hidden');
+            $tableRow.find("select[name^='branch']").attr('multiple', '').attr('name', 'branch[' + index + '][]').attr('id', 'branch' + index).attr('onchange', "loadPlans('#products" + index + "', this)").chosen();
 
-            $inputgroup.find('select:last').each(disableSelectedBranch);
             disableSelectedProduct();
         }
 
-        var branchID = $('#branch' + index).val();
-        loadPlans(product, branchID);
+        var branch = $('#branch' + index);
+        loadPlans(product, branch);
     });
-
-    if(!multiBranchProducts[$(product).val()]) disableSelectedProduct();
 }
 
 /**
- * Load plans by product id.
+ * Load plans.
  *
- * @param  int $product
- * @param  int $branchID
+ * @param  obj $product
+ * @param  obj $branchID
  * @access public
  * @return void
  */
-function loadPlans(product, branchID)
+function loadPlans(product, branch)
 {
-    if($('#plansBox').size() == 0) return false;
-
     var productID = $(product).val();
-    var branchID  = typeof(branchID) == 'undefined' ? 0 : branchID;
+    var branchID  = $(branch).val() == null ? 0 : '0,' + $(branch).val();
+    var planID    = $(product).attr('data-plan') !== undefined ? $(product).attr('data-plan') : 0;
     var index     = $(product).attr('id').replace('products', '');
 
-    $.get(createLink('product', 'ajaxGetPlans', "productID=" + productID + '&branch=0,' + branchID + '&planID=0&fieldID&needCreate=&expired=noclosed,unexpired&param=skipParent,multiple'), function(data)
+    $.get(createLink('product', 'ajaxGetPlans', "productID=" + productID + '&branch=' + branchID + '&planID=' + planID + '&fieldID&needCreate=&expired=unexpired,noclosed&param=skipParent,multiple'), function(data)
     {
         if(data)
         {
-            if($("div#plan" + index).size() == 0) $("#plansBox .row").append('<div class="col-sm-4" id="plan' + index + '"></div>');
-            $("div#plan" + index).html(data).find('select').attr('name', 'plans[' + productID + '][' + branchID + '][]').attr('id', 'plans' + productID).chosen();
-
-            adjustPlanBoxMargin();
+            $("div#plan" + index).find("select[name^='plans']").replaceWith(data);
+            $("div#plan" + index).find('.chosen-container').remove();
+            $("div#plan" + index).find('select').attr('name', 'plans[' + productID + ']' + '[]').attr('id', 'plans' + productID).chosen();
         }
     });
 }
 
 /**
- * Adjust product box margin.
- *
+ * Add new line for link product.
+ * 
+ * @param  obj $obj 
  * @access public
  * @return void
  */
-function adjustProductBoxMargin()
+function addNewLine(obj)
 {
-    var productRows = Math.ceil($('#productsBox > .row > .col-sm-4').length / 3);
-    if(productRows > 1)
+    var newLine = $(obj).closest('tr').clone();
+    var index   = 0; 
+    $(".productsBox select[name^='products']").each(function()
     {
-        for(i = 1; i <= productRows - 1; i++)
-        {
-            $('#productsBox .col-sm-4:lt(' + (i * 3) + ')').css('margin-bottom', '10px');
-        }
-    }
-}
+        var id = $(this).attr('id').replace('products' , '');
 
-/**
- * Adjust plan box margin.
- *
- * @access public
- * @return void
- */
-function adjustPlanBoxMargin()
-{
-    var planRows = Math.ceil($('#plansBox > .row > .col-sm-4').length / 3);
-    if(planRows > 1)
-    {
-        for(j = 1; j <= planRows - 1; j++)
-        {
-            $('#plansBox .col-sm-4:lt(' + (j * 3) + ')').css('margin-bottom', '10px');
-        }
-    }
-}
+        id = parseInt(id);
+        id ++;
 
-/* Auto compute the work days. */
-$(function()
-{
-    $(".date").bind('dateSelected', function()
-    {
-        computeWorkDays(this.id);
+        index = id > index ? id : index;
     })
-});
+
+    newLine.find('.newProduct').remove();
+    newLine.find('.addProduct').remove();
+    newLine.addClass('newLine');
+    newLine.find('th').html('');
+    newLine.find('.removeLine').css('visibility', 'visible');
+    newLine.find('.chosen-container').remove();
+    newLine.find('.productsBox .table-col:last').addClass('hidden');
+    newLine.find("select[name^='products']").attr('name', 'products[' + index + ']').attr('id', 'products' + index).val('').chosen();
+    newLine.find("select[name^='plans']").attr('name', 'plans[' + index + '][' + 0 + '][]').chosen();
+    newLine.find("div[id^='plan']").attr('id', 'plan' + index);
+
+    $(obj).closest('tr').after(newLine);
+    var product = newLine.find("select[name^='products']");
+    var branch  = newLine.find("select[name^='branch']");
+    loadPlans(product, branch);
+    disableSelectedProduct();
+}
+
+function removeLine(obj)
+{
+    $(obj).closest('tr').remove();
+    disableSelectedProduct();
+}
 
 $(function()
 {
@@ -247,9 +265,6 @@ $(function()
         e.stopPropagation();
         e.preventDefault();
     });
-
-    adjustProductBoxMargin();
-    adjustPlanBoxMargin();
 });
 
 /**
diff --git a/module/execution/lang/de.php b/module/execution/lang/de.php
index 48973a57cf..c5527bf317 100644
--- a/module/execution/lang/de.php
+++ b/module/execution/lang/de.php
@@ -209,82 +209,84 @@ $lang->execution->burnByList['estimate']   = "View by plan hours";
 $lang->execution->burnByList['storyPoint'] = 'View by story point';
 
 /* Method list. */
-$lang->execution->index               = "Home";
-$lang->execution->task                = 'Aufgaben';
-$lang->execution->groupTask           = 'Nach Gruppen';
-$lang->execution->story               = 'Storys';
-$lang->execution->qa                  = 'QA';
-$lang->execution->bug                 = 'Bugs';
-$lang->execution->testcase            = 'Testcase List';
-$lang->execution->dynamic             = 'Verlauf';
-$lang->execution->latestDynamic       = 'Letzter Verlauf';
-$lang->execution->build               = 'Builds';
-$lang->execution->testtask            = 'Testaufgaben';
-$lang->execution->burn                = 'Burndown';
-$lang->execution->computeBurn         = 'Aktualisieren';
-$lang->execution->CFD                 = 'Cumulative Flow diagrams';
-$lang->execution->computeCFD          = 'Compute Cumulative Flow diagrams';
-$lang->execution->burnData            = 'Burndown Daten';
-$lang->execution->fixFirst            = 'Bearbeite Mannstunden des ersten Tags';
-$lang->execution->team                = 'Teammitglieder';
-$lang->execution->doc                 = 'Dok';
-$lang->execution->doclib              = 'Dok Bibliothek';
-$lang->execution->manageProducts      = 'Verküpfe ' . $lang->productCommon;
-$lang->execution->linkStory           = 'Link Stories';
-$lang->execution->linkStoryByPlan     = 'Verküpfe Story aus Plan';
-$lang->execution->linkPlan            = 'Verküpfe Plan';
-$lang->execution->unlinkStoryTasks    = 'Verknüpfung aufheben';
-$lang->execution->linkedProducts      = 'Verküpfte Produkte';
-$lang->execution->unlinkedProducts    = 'Produkt verknüpfung aufheben';
-$lang->execution->view                = "Übersicht";
-$lang->execution->startAction         = "Start Execution";
-$lang->execution->activateAction      = "Activate Execution";
-$lang->execution->delayAction         = "Delay Execution";
-$lang->execution->suspendAction       = "Suspend Execution";
-$lang->execution->closeAction         = "Close Execution";
-$lang->execution->testtaskAction      = "Execution Request";
-$lang->execution->teamAction          = "Execution Members";
-$lang->execution->kanbanAction        = "Execution Kanban";
-$lang->execution->printKanbanAction   = "Print Kanban";
-$lang->execution->treeAction          = "Execution Tree View";
-$lang->execution->exportAction        = "Export Execution";
-$lang->execution->computeBurnAction   = "Compute Burn";
-$lang->execution->create              = "Erstelle Projekt";
-$lang->execution->createExec          = "Create Execution";
-$lang->execution->createAction        = "Create {$lang->execution->common}";
-$lang->execution->copyExec            = "Copy Execution";
-$lang->execution->copy                = "Kopiere {$lang->executionCommon}";
-$lang->execution->delete              = "Lösche";
-$lang->execution->deleteAB            = "Lösche Execution";
-$lang->execution->browse              = "Durchsuchen";
-$lang->execution->edit                = "Bearbeiten";
-$lang->execution->editAction          = "Edit Execution";
-$lang->execution->batchEdit           = "Mehere bearbeiten";
-$lang->execution->batchEditAction     = "Batch Edit";
-$lang->execution->manageMembers       = 'Teams verwalten';
-$lang->execution->unlinkMember        = 'Mitgliefer entfernen';
-$lang->execution->unlinkStory         = 'Story entfernen';
-$lang->execution->unlinkStoryAB       = 'Unlink';
-$lang->execution->batchUnlinkStory    = 'Mehere Storys entfernen';
-$lang->execution->importTask          = 'Importiere Aufgaben';
-$lang->execution->importPlanStories   = 'Verknüpfe Story aus Plan';
-$lang->execution->importBug           = 'Importiere Bugs';
-$lang->execution->tree                = 'Baum';
-$lang->execution->treeTask            = 'Aufgabe anzeigen';
-$lang->execution->treeStory           = 'Story anzeigen';
-$lang->execution->treeViewTask        = 'Tree View Task';
-$lang->execution->treeViewStory       = 'Tree View Story';
-$lang->execution->storyKanban         = 'Story Kanban';
-$lang->execution->storySort           = 'Story sortieren';
-$lang->execution->importPlanStory     = '' . $lang->executionCommon . ' wurde erstellt!\nMöchten Sie Storys aus dem Plan importieren?';
-$lang->execution->importEditPlanStory = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
-$lang->execution->needLinkProducts    = 'The execution has not been linked with any product, and the related functions cannot be used. Please link the product first and try again.';
-$lang->execution->iteration           = 'Iteration';
-$lang->execution->iterationInfo       = '%s Iterationen';
-$lang->execution->viewAll             = 'Alle anzeigen';
-$lang->execution->testreport          = 'Test Report';
-$lang->execution->taskKanban          = 'Task Kanban';
-$lang->execution->RDKanban            = 'Research & Development Kanban';
+$lang->execution->index                     = "Home";
+$lang->execution->task                      = 'Aufgaben';
+$lang->execution->groupTask                 = 'Nach Gruppen';
+$lang->execution->story                     = 'Storys';
+$lang->execution->qa                        = 'QA';
+$lang->execution->bug                       = 'Bugs';
+$lang->execution->testcase                  = 'Testcase List';
+$lang->execution->dynamic                   = 'Verlauf';
+$lang->execution->latestDynamic             = 'Letzter Verlauf';
+$lang->execution->build                     = 'Builds';
+$lang->execution->testtask                  = 'Testaufgaben';
+$lang->execution->burn                      = 'Burndown';
+$lang->execution->computeBurn               = 'Aktualisieren';
+$lang->execution->CFD                       = 'Cumulative Flow diagrams';
+$lang->execution->computeCFD                = 'Compute Cumulative Flow diagrams';
+$lang->execution->burnData                  = 'Burndown Daten';
+$lang->execution->fixFirst                  = 'Bearbeite Mannstunden des ersten Tags';
+$lang->execution->team                      = 'Teammitglieder';
+$lang->execution->doc                       = 'Dok';
+$lang->execution->doclib                    = 'Dok Bibliothek';
+$lang->execution->manageProducts            = 'Verküpfe ' . $lang->productCommon;
+$lang->execution->linkStory                 = 'Link Stories';
+$lang->execution->linkStoryByPlan           = 'Verküpfe Story aus Plan';
+$lang->execution->linkPlan                  = 'Verküpfe Plan';
+$lang->execution->unlinkStoryTasks          = 'Verknüpfung aufheben';
+$lang->execution->linkedProducts            = 'Verküpfte Produkte';
+$lang->execution->unlinkedProducts          = 'Produkt verknüpfung aufheben';
+$lang->execution->view                      = "Übersicht";
+$lang->execution->startAction               = "Start Execution";
+$lang->execution->activateAction            = "Activate Execution";
+$lang->execution->delayAction               = "Delay Execution";
+$lang->execution->suspendAction             = "Suspend Execution";
+$lang->execution->closeAction               = "Close Execution";
+$lang->execution->testtaskAction            = "Execution Request";
+$lang->execution->teamAction                = "Execution Members";
+$lang->execution->kanbanAction              = "Execution Kanban";
+$lang->execution->printKanbanAction         = "Print Kanban";
+$lang->execution->treeAction                = "Execution Tree View";
+$lang->execution->exportAction              = "Export Execution";
+$lang->execution->computeBurnAction         = "Compute Burn";
+$lang->execution->create                    = "Erstelle Projekt";
+$lang->execution->createExec                = "Create Execution";
+$lang->execution->createAction              = "Create {$lang->execution->common}";
+$lang->execution->copyExec                  = "Copy Execution";
+$lang->execution->copy                      = "Kopiere {$lang->executionCommon}";
+$lang->execution->delete                    = "Lösche";
+$lang->execution->deleteAB                  = "Lösche Execution";
+$lang->execution->browse                    = "Durchsuchen";
+$lang->execution->edit                      = "Bearbeiten";
+$lang->execution->editAction                = "Edit Execution";
+$lang->execution->batchEdit                 = "Mehere bearbeiten";
+$lang->execution->batchEditAction           = "Batch Edit";
+$lang->execution->manageMembers             = 'Teams verwalten';
+$lang->execution->unlinkMember              = 'Mitgliefer entfernen';
+$lang->execution->unlinkStory               = 'Story entfernen';
+$lang->execution->unlinkStoryAB             = 'Unlink';
+$lang->execution->batchUnlinkStory          = 'Mehere Storys entfernen';
+$lang->execution->importTask                = 'Importiere Aufgaben';
+$lang->execution->importPlanStories         = 'Verknüpfe Story aus Plan';
+$lang->execution->importBug                 = 'Importiere Bugs';
+$lang->execution->tree                      = 'Baum';
+$lang->execution->treeTask                  = 'Aufgabe anzeigen';
+$lang->execution->treeStory                 = 'Story anzeigen';
+$lang->execution->treeViewTask              = 'Tree View Task';
+$lang->execution->treeViewStory             = 'Tree View Story';
+$lang->execution->storyKanban               = 'Story Kanban';
+$lang->execution->storySort                 = 'Story sortieren';
+$lang->execution->importPlanStory           = $lang->executionCommon . ' is created!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
+$lang->execution->importEditPlanStory       = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
+$lang->execution->importBranchPlanStory     = $lang->executionCommon . ' is created!\nDo you want to import stories that have been linked to the plan? Only the activation stories of the branch associated with this ' .$lang->executionCommon. ' will be associated with the import';
+$lang->execution->importBranchEditPlanStory = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? Only the activation stories of the branch associated with this ' .$lang->executionCommon. ' will be associated with the import';
+$lang->execution->needLinkProducts          = 'The execution has not been linked with any product, and the related functions cannot be used. Please link the product first and try again.';
+$lang->execution->iteration                 = 'Iteration';
+$lang->execution->iterationInfo             = '%s Iterationen';
+$lang->execution->viewAll                   = 'Alle anzeigen';
+$lang->execution->testreport                = 'Test Report';
+$lang->execution->taskKanban                = 'Task Kanban';
+$lang->execution->RDKanban                  = 'Research & Development Kanban';
 
 /* Group browsing. */
 $lang->execution->allTasks     = 'Alle';
@@ -349,7 +351,7 @@ $lang->execution->howToUpdateBurn      = "<a href='https://api.zentao.pm/goto.ph
 $lang->execution->whyNoStories         = "Keine Story kann verknüpft werden. Bitte prüfen Sie ob ein Story mit {$lang->executionCommon} verknüpft ist {$lang->productCommon} und stellen Sie sicher das diese geprüft ist.";
 $lang->execution->projectNoStories     = "No story can be linked. Please check whether there is any story in project and make sure it has been reviewed.";
 $lang->execution->productStories       = "{$lang->executionCommon} verknüpfte Story ist ein Subset von {$lang->productCommon}, welche nur nach überprüfung verknüpft werden kann. Bitte <a href='%s'> Story verknüpfen</a>。";
-$lang->execution->haveDraft            = "There are %s draft stories can't be linked.";
+$lang->execution->haveDraft            = "There are %s draft stories or not associated with this {$lang->executionCommon} can't be linked.";
 $lang->execution->doneExecutions       = 'Erledigt';
 $lang->execution->selectDept           = 'Abteilung wählen';
 $lang->execution->selectDeptTitle      = 'Abteilung wählen';
diff --git a/module/execution/lang/en.php b/module/execution/lang/en.php
index 45d52cf3bc..62c06847a5 100644
--- a/module/execution/lang/en.php
+++ b/module/execution/lang/en.php
@@ -209,82 +209,84 @@ $lang->execution->burnByList['estimate']   = "View by plan hours";
 $lang->execution->burnByList['storyPoint'] = 'View by story point';
 
 /* Method list. */
-$lang->execution->index               = "{$lang->executionCommon} Home";
-$lang->execution->task                = 'Task List';
-$lang->execution->groupTask           = 'Group View';
-$lang->execution->story               = 'Story List';
-$lang->execution->qa                  = 'QA';
-$lang->execution->bug                 = 'Bug List';
-$lang->execution->testcase            = 'Testcase List';
-$lang->execution->dynamic             = 'Dynamics';
-$lang->execution->latestDynamic       = 'Dynamics';
-$lang->execution->build               = 'Build List';
-$lang->execution->testtask            = 'Request';
-$lang->execution->burn                = 'Burndown';
-$lang->execution->computeBurn         = 'Update';
-$lang->execution->CFD                 = 'Cumulative Flow diagrams';
-$lang->execution->computeCFD          = 'Compute Cumulative Flow diagrams';
-$lang->execution->burnData            = 'Burndown Data';
-$lang->execution->fixFirst            = 'Edit 1st-Day Estimates';
-$lang->execution->team                = 'Members';
-$lang->execution->doc                 = 'Document';
-$lang->execution->doclib              = 'Docoment Library';
-$lang->execution->manageProducts      = 'Linked ' . $lang->productCommon . 's';
-$lang->execution->linkStory           = 'Link Stories';
-$lang->execution->linkStoryByPlan     = 'Link Stories By Plan';
-$lang->execution->linkPlan            = 'Linked Plan';
-$lang->execution->unlinkStoryTasks    = 'Unlink';
-$lang->execution->linkedProducts      = "Linked {$lang->productCommon}s";
-$lang->execution->unlinkedProducts    = "Unlinked {$lang->productCommon}s";
-$lang->execution->view                = "Execution Detail";
-$lang->execution->startAction         = "Start Execution";
-$lang->execution->activateAction      = "Activate Execution";
-$lang->execution->delayAction         = "Delay Execution";
-$lang->execution->suspendAction       = "Suspend Execution";
-$lang->execution->closeAction         = "Close Execution";
-$lang->execution->testtaskAction      = "Execution Request";
-$lang->execution->teamAction          = "Execution Members";
-$lang->execution->kanbanAction        = "Execution Kanban";
-$lang->execution->printKanbanAction   = "Print Kanban";
-$lang->execution->treeAction          = "Execution Tree View";
-$lang->execution->exportAction        = "Export Execution";
-$lang->execution->computeBurnAction   = "Update Burndown";
-$lang->execution->create              = "Create {$lang->executionCommon}";
-$lang->execution->createExec          = "Create {$lang->execution->common}";
-$lang->execution->createAction        = "Create {$lang->execution->common}";
-$lang->execution->copyExec            = "Copy {$lang->execution->common}";
-$lang->execution->copy                = "Copy {$lang->executionCommon}";
-$lang->execution->delete              = "Delete {$lang->executionCommon}";
-$lang->execution->deleteAB            = "Delete Execution";
-$lang->execution->browse              = "{$lang->executionCommon} List";
-$lang->execution->edit                = "Edit {$lang->executionCommon}";
-$lang->execution->editAction          = "Edit Execution";
-$lang->execution->batchEdit           = "Edit";
-$lang->execution->batchEditAction     = "Batch Edit";
-$lang->execution->manageMembers       = 'Manage Team';
-$lang->execution->unlinkMember        = 'Remove Member';
-$lang->execution->unlinkStory         = 'Unlink Story';
-$lang->execution->unlinkStoryAB       = 'Unlink';
-$lang->execution->batchUnlinkStory    = 'Batch Unlink Stories';
-$lang->execution->importTask          = 'Transfer Task';
-$lang->execution->importPlanStories   = 'Link Stories By Plan';
-$lang->execution->importBug           = 'Import Bug';
-$lang->execution->tree                = 'Tree';
-$lang->execution->treeTask            = 'Show Task Only';
-$lang->execution->treeStory           = 'Show Story Only';
-$lang->execution->treeViewTask        = 'Tree View Task';
-$lang->execution->treeViewStory       = 'Tree View Story';
-$lang->execution->storyKanban         = 'Story Kanban';
-$lang->execution->storySort           = 'Rank Story';
-$lang->execution->importPlanStory     = $lang->executionCommon . ' is created!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
-$lang->execution->importEditPlanStory = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
-$lang->execution->needLinkProducts    = 'The execution has not been linked with any product, and the related functions cannot be used. Please link the product first and try again.';
-$lang->execution->iteration           = 'Iterations';
-$lang->execution->iterationInfo       = '%s Iterations';
-$lang->execution->viewAll             = 'View All';
-$lang->execution->testreport          = 'Test Report';
-$lang->execution->taskKanban          = 'Task Kanban';
-$lang->execution->RDKanban            = 'Research & Development Kanban';
+$lang->execution->index                     = "{$lang->executionCommon} Home";
+$lang->execution->task                      = 'Task List';
+$lang->execution->groupTask                 = 'Group View';
+$lang->execution->story                     = 'Story List';
+$lang->execution->qa                        = 'QA';
+$lang->execution->bug                       = 'Bug List';
+$lang->execution->testcase                  = 'Testcase List';
+$lang->execution->dynamic                   = 'Dynamics';
+$lang->execution->latestDynamic             = 'Dynamics';
+$lang->execution->build                     = 'Build List';
+$lang->execution->testtask                  = 'Request';
+$lang->execution->burn                      = 'Burndown';
+$lang->execution->computeBurn               = 'Update';
+$lang->execution->CFD                       = 'Cumulative Flow diagrams';
+$lang->execution->computeCFD                = 'Compute Cumulative Flow diagrams';
+$lang->execution->burnData                  = 'Burndown Data';
+$lang->execution->fixFirst                  = 'Edit 1st-Day Estimates';
+$lang->execution->team                      = 'Members';
+$lang->execution->doc                       = 'Document';
+$lang->execution->doclib                    = 'Docoment Library';
+$lang->execution->manageProducts            = 'Linked ' . $lang->productCommon . 's';
+$lang->execution->linkStory                 = 'Link Stories';
+$lang->execution->linkStoryByPlan           = 'Link Stories By Plan';
+$lang->execution->linkPlan                  = 'Linked Plan';
+$lang->execution->unlinkStoryTasks          = 'Unlink';
+$lang->execution->linkedProducts            = "Linked {$lang->productCommon}s";
+$lang->execution->unlinkedProducts          = "Unlinked {$lang->productCommon}s";
+$lang->execution->view                      = "Execution Detail";
+$lang->execution->startAction               = "Start Execution";
+$lang->execution->activateAction            = "Activate Execution";
+$lang->execution->delayAction               = "Delay Execution";
+$lang->execution->suspendAction             = "Suspend Execution";
+$lang->execution->closeAction               = "Close Execution";
+$lang->execution->testtaskAction            = "Execution Request";
+$lang->execution->teamAction                = "Execution Members";
+$lang->execution->kanbanAction              = "Execution Kanban";
+$lang->execution->printKanbanAction         = "Print Kanban";
+$lang->execution->treeAction                = "Execution Tree View";
+$lang->execution->exportAction              = "Export Execution";
+$lang->execution->computeBurnAction         = "Update Burndown";
+$lang->execution->create                    = "Create {$lang->executionCommon}";
+$lang->execution->createExec                = "Create {$lang->execution->common}";
+$lang->execution->createAction              = "Create {$lang->execution->common}";
+$lang->execution->copyExec                  = "Copy {$lang->execution->common}";
+$lang->execution->copy                      = "Copy {$lang->executionCommon}";
+$lang->execution->delete                    = "Delete {$lang->executionCommon}";
+$lang->execution->deleteAB                  = "Delete Execution";
+$lang->execution->browse                    = "{$lang->executionCommon} List";
+$lang->execution->edit                      = "Edit {$lang->executionCommon}";
+$lang->execution->editAction                = "Edit Execution";
+$lang->execution->batchEdit                 = "Edit";
+$lang->execution->batchEditAction           = "Batch Edit";
+$lang->execution->manageMembers             = 'Manage Team';
+$lang->execution->unlinkMember              = 'Remove Member';
+$lang->execution->unlinkStory               = 'Unlink Story';
+$lang->execution->unlinkStoryAB             = 'Unlink';
+$lang->execution->batchUnlinkStory          = 'Batch Unlink Stories';
+$lang->execution->importTask                = 'Transfer Task';
+$lang->execution->importPlanStories         = 'Link Stories By Plan';
+$lang->execution->importBug                 = 'Import Bug';
+$lang->execution->tree                      = 'Tree';
+$lang->execution->treeTask                  = 'Show Task Only';
+$lang->execution->treeStory                 = 'Show Story Only';
+$lang->execution->treeViewTask              = 'Tree View Task';
+$lang->execution->treeViewStory             = 'Tree View Story';
+$lang->execution->storyKanban               = 'Story Kanban';
+$lang->execution->storySort                 = 'Rank Story';
+$lang->execution->importPlanStory           = $lang->executionCommon . ' is created!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
+$lang->execution->importEditPlanStory       = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
+$lang->execution->importBranchPlanStory     = $lang->executionCommon . ' is created!\nDo you want to import stories that have been linked to the plan? Only the activation stories of the branch associated with this ' .$lang->executionCommon. ' will be associated with the import';
+$lang->execution->importBranchEditPlanStory = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? Only the activation stories of the branch associated with this ' .$lang->executionCommon. ' will be associated with the import';
+$lang->execution->needLinkProducts          = 'The execution has not been linked with any product, and the related functions cannot be used. Please link the product first and try again.';
+$lang->execution->iteration                 = 'Iterations';
+$lang->execution->iterationInfo             = '%s Iterations';
+$lang->execution->viewAll                   = 'View All';
+$lang->execution->testreport                = 'Test Report';
+$lang->execution->taskKanban                = 'Task Kanban';
+$lang->execution->RDKanban                  = 'Research & Development Kanban';
 
 /* Group browsing. */
 $lang->execution->allTasks     = 'All';
@@ -349,7 +351,7 @@ $lang->execution->howToUpdateBurn      = "<a href='https://api.zentao.pm/goto.ph
 $lang->execution->whyNoStories         = "No story can be linked. Please check whether there is any story in {$lang->executionCommon} which is linked to {$lang->productCommon} and make sure it has been reviewed.";
 $lang->execution->projectNoStories     = "No story can be linked. Please check whether there is any story in project and make sure it has been reviewed.";
 $lang->execution->productStories       = "Stories linked to {$lang->executionCommon} are the subeset of stories linked to {$lang->productCommon}. Stories can only be linked after they pass the review. <a href='%s'> Link Stories</a> now.";
-$lang->execution->haveDraft            = "%s stories in draft, so they can't be linked.";
+$lang->execution->haveDraft            = "There are %s draft stories or not associated with this {$lang->executionCommon} can't be linked.";
 $lang->execution->doneExecutions       = 'Finished';
 $lang->execution->selectDept           = 'Select Department';
 $lang->execution->selectDeptTitle      = 'Select User';
diff --git a/module/execution/lang/fr.php b/module/execution/lang/fr.php
index 5b39ac9731..434e14a929 100644
--- a/module/execution/lang/fr.php
+++ b/module/execution/lang/fr.php
@@ -209,82 +209,84 @@ $lang->execution->burnByList['estimate']   = "View by plan hours";
 $lang->execution->burnByList['storyPoint'] = 'View by story point';
 
 /* Method list. */
-$lang->execution->index               = "Accueil {$lang->executionCommon}";
-$lang->execution->task                = 'Liste Tâches';
-$lang->execution->groupTask           = 'Vision Groupée';
-$lang->execution->story               = 'Liste Stories';
-$lang->execution->qa                  = 'QA';
-$lang->execution->bug                 = 'Liste Bugs';
-$lang->execution->testcase            = 'Testcase List';
-$lang->execution->dynamic             = 'Historique';
-$lang->execution->latestDynamic       = 'Historique';
-$lang->execution->build               = 'Liste Builds';
-$lang->execution->testtask            = 'Recette';
-$lang->execution->burn                = ' Atterrissage';
-$lang->execution->computeBurn         = 'Calculer';
-$lang->execution->CFD                 = 'Cumulative Flow diagrams';
-$lang->execution->computeCFD          = 'Compute Cumulative Flow diagrams';
-$lang->execution->burnData            = "Données d'atterrissage";
-$lang->execution->fixFirst            = 'Fixer 1er-Jour Estimation';
-$lang->execution->team                = 'Membres';
-$lang->execution->doc                 = 'Documents';
-$lang->execution->doclib              = 'Répertoire de Documents';
-$lang->execution->manageProducts      = 'Liaisons du ' . $lang->executionCommon . ' avec les ' . $lang->productCommon . 's';
-$lang->execution->linkStory           = 'Stories liées';
-$lang->execution->linkStoryByPlan     = 'Stories liées par Plan';
-$lang->execution->linkPlan            = 'Plans liés';
-$lang->execution->unlinkStoryTasks    = 'Dissocier';
-$lang->execution->linkedProducts      = "{$lang->productCommon}s liés à ce {$lang->executionCommon}";
-$lang->execution->unlinkedProducts    = "{$lang->productCommon}s dissociés de ce {$lang->executionCommon}";
-$lang->execution->view                = "Détail du Execution";
-$lang->execution->startAction         = "Start Execution";
-$lang->execution->activateAction      = "Activer le Execution";
-$lang->execution->delayAction         = "Ajourner le Execution";
-$lang->execution->suspendAction       = "Suspendre le Execution";
-$lang->execution->closeAction         = "Fermer le Execution";
-$lang->execution->testtaskAction      = "Recettes du Execution";
-$lang->execution->teamAction          = "Membres du Execution";
-$lang->execution->kanbanAction        = "Kaban Execution";
-$lang->execution->printKanbanAction   = "Imprimer le Kanban";
-$lang->execution->treeAction          = "Arborescence Execution";
-$lang->execution->exportAction        = "Exporter Execution";
-$lang->execution->computeBurnAction   = "Calculer Atterrissage";
-$lang->execution->create              = "Créer {$lang->executionCommon}";
-$lang->execution->createExec          = "Create Execution";
-$lang->execution->createAction        = "Create {$lang->execution->common}";
-$lang->execution->copyExec            = "Copy Execution";
-$lang->execution->copy                = "Copier {$lang->executionCommon}";
-$lang->execution->delete              = "Supprimer {$lang->executionCommon}";
-$lang->execution->deleteAB            = "Delete Execution";
-$lang->execution->browse              = "Liste du {$lang->executionCommon}";
-$lang->execution->edit                = "Editer {$lang->executionCommon}";
-$lang->execution->editAction          = "Edit Execution";
-$lang->execution->batchEdit           = "Edition par lot";
-$lang->execution->batchEditAction     = "Batch Edit";
-$lang->execution->manageMembers       = 'Organiser Equipe';
-$lang->execution->unlinkMember        = 'Retirer le membre';
-$lang->execution->unlinkStory         = 'Dissocier Story';
-$lang->execution->unlinkStoryAB       = 'Dissocier';
-$lang->execution->batchUnlinkStory    = 'Dissocier Stories par lot';
-$lang->execution->importTask          = 'Transfert Tâche';
-$lang->execution->importPlanStories   = 'Lier Stories Par Plan';
-$lang->execution->importBug           = 'Importer Bug';
-$lang->execution->tree                = 'Arboressence';
-$lang->execution->treeTask            = 'Seulement les Tâches';
-$lang->execution->treeStory           = 'Seulement les Stories';
-$lang->execution->treeViewTask        = 'Seulement les Tâches';
-$lang->execution->treeViewStory       = 'Seulement les Stories';
-$lang->execution->storyKanban         = 'Story Kanban';
-$lang->execution->storySort           = 'Rang Story';
-$lang->execution->importPlanStory     = $lang->executionCommon . ' est créé!\nVoulez-vous importer des stories qui ont été ajoutées au Plan ?';
-$lang->execution->importEditPlanStory = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
-$lang->execution->needLinkProducts    = 'The execution has not been linked with any product, and the related functions cannot be used. Please link the product first and try again.';
-$lang->execution->iteration           = 'Itérations';
-$lang->execution->iterationInfo       = '%s Itérations';
-$lang->execution->viewAll             = 'Voir Tout';
-$lang->execution->testreport          = 'Test Report';
-$lang->execution->taskKanban          = 'Task Kanban';
-$lang->execution->RDKanban            = 'Research & Development Kanban';
+$lang->execution->index                     = "{$lang->executionCommon} Home";
+$lang->execution->task                      = 'Task List';
+$lang->execution->groupTask                 = 'Group View';
+$lang->execution->story                     = 'Story List';
+$lang->execution->qa                        = 'QA';
+$lang->execution->bug                       = 'Bug List';
+$lang->execution->testcase                  = 'Testcase List';
+$lang->execution->dynamic                   = 'Dynamics';
+$lang->execution->latestDynamic             = 'Dynamics';
+$lang->execution->build                     = 'Build List';
+$lang->execution->testtask                  = 'Request';
+$lang->execution->burn                      = 'Burndown';
+$lang->execution->computeBurn               = 'Update';
+$lang->execution->CFD                       = 'Cumulative Flow diagrams';
+$lang->execution->computeCFD                = 'Compute Cumulative Flow diagrams';
+$lang->execution->burnData                  = 'Burndown Data';
+$lang->execution->fixFirst                  = 'Edit 1st-Day Estimates';
+$lang->execution->team                      = 'Members';
+$lang->execution->doc                       = 'Document';
+$lang->execution->doclib                    = 'Docoment Library';
+$lang->execution->manageProducts            = 'Linked ' . $lang->productCommon . 's';
+$lang->execution->linkStory                 = 'Link Stories';
+$lang->execution->linkStoryByPlan           = 'Link Stories By Plan';
+$lang->execution->linkPlan                  = 'Linked Plan';
+$lang->execution->unlinkStoryTasks          = 'Unlink';
+$lang->execution->linkedProducts            = "Linked {$lang->productCommon}s";
+$lang->execution->unlinkedProducts          = "Unlinked {$lang->productCommon}s";
+$lang->execution->view                      = "Execution Detail";
+$lang->execution->startAction               = "Start Execution";
+$lang->execution->activateAction            = "Activate Execution";
+$lang->execution->delayAction               = "Delay Execution";
+$lang->execution->suspendAction             = "Suspend Execution";
+$lang->execution->closeAction               = "Close Execution";
+$lang->execution->testtaskAction            = "Execution Request";
+$lang->execution->teamAction                = "Execution Members";
+$lang->execution->kanbanAction              = "Execution Kanban";
+$lang->execution->printKanbanAction         = "Print Kanban";
+$lang->execution->treeAction                = "Execution Tree View";
+$lang->execution->exportAction              = "Export Execution";
+$lang->execution->computeBurnAction         = "Update Burndown";
+$lang->execution->create                    = "Create {$lang->executionCommon}";
+$lang->execution->createExec                = "Create {$lang->execution->common}";
+$lang->execution->createAction              = "Create {$lang->execution->common}";
+$lang->execution->copyExec                  = "Copy {$lang->execution->common}";
+$lang->execution->copy                      = "Copy {$lang->executionCommon}";
+$lang->execution->delete                    = "Delete {$lang->executionCommon}";
+$lang->execution->deleteAB                  = "Delete Execution";
+$lang->execution->browse                    = "{$lang->executionCommon} List";
+$lang->execution->edit                      = "Edit {$lang->executionCommon}";
+$lang->execution->editAction                = "Edit Execution";
+$lang->execution->batchEdit                 = "Edit";
+$lang->execution->batchEditAction           = "Batch Edit";
+$lang->execution->manageMembers             = 'Manage Team';
+$lang->execution->unlinkMember              = 'Remove Member';
+$lang->execution->unlinkStory               = 'Unlink Story';
+$lang->execution->unlinkStoryAB             = 'Unlink';
+$lang->execution->batchUnlinkStory          = 'Batch Unlink Stories';
+$lang->execution->importTask                = 'Transfer Task';
+$lang->execution->importPlanStories         = 'Link Stories By Plan';
+$lang->execution->importBug                 = 'Import Bug';
+$lang->execution->tree                      = 'Tree';
+$lang->execution->treeTask                  = 'Show Task Only';
+$lang->execution->treeStory                 = 'Show Story Only';
+$lang->execution->treeViewTask              = 'Tree View Task';
+$lang->execution->treeViewStory             = 'Tree View Story';
+$lang->execution->storyKanban               = 'Story Kanban';
+$lang->execution->storySort                 = 'Rank Story';
+$lang->execution->importPlanStory           = $lang->executionCommon . ' is created!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
+$lang->execution->importEditPlanStory       = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? The stories in the draft will be automatically filtered out when imported.';
+$lang->execution->importBranchPlanStory     = $lang->executionCommon . ' is created!\nDo you want to import stories that have been linked to the plan? Only the activation stories of the branch associated with this ' .$lang->executionCommon. ' will be associated with the import';
+$lang->execution->importBranchEditPlanStory = $lang->executionCommon . ' is edited!\nDo you want to import stories that have been linked to the plan? Only the activation stories of the branch associated with this ' .$lang->executionCommon. ' will be associated with the import';
+$lang->execution->needLinkProducts          = 'The execution has not been linked with any product, and the related functions cannot be used. Please link the product first and try again.';
+$lang->execution->iteration                 = 'Iterations';
+$lang->execution->iterationInfo             = '%s Iterations';
+$lang->execution->viewAll                   = 'View All';
+$lang->execution->testreport                = 'Test Report';
+$lang->execution->taskKanban                = 'Task Kanban';
+$lang->execution->RDKanban                  = 'Research & Development Kanban';
 
 /* Group browsing. */
 $lang->execution->allTasks     = 'Toutes';
@@ -349,7 +351,7 @@ $lang->execution->howToUpdateBurn      = "<a href='https://api.zentao.pm/goto.ph
 $lang->execution->whyNoStories         = "Aucune story ne peut être associée. Vérifiez s'il existe des stories dans {$lang->executionCommon} qui sont associées à {$lang->productCommon} et vérifiez qu'elles ont bien été validées.";
 $lang->execution->projectNoStories     = "No story can be linked. Please check whether there is any story in project and make sure it has been reviewed.";
 $lang->execution->productStories       = "Les stories associées au {$lang->executionCommon} sont une portion des stories associées au {$lang->productCommon}. Les stories ne peuvent être associées à un {$lang->executionCommon} qu'après avoir été validées. <a href='%s'> Associer Stories</a> maintenant.";
-$lang->execution->haveDraft            = "%s stories sont encore en conception, elles ne peuvent pas être associées au {$lang->executionCommon} actuellement.";
+$lang->execution->haveDraft            = "There are %s draft stories or not associated with this {$lang->executionCommon} can't be linked.";
 $lang->execution->doneExecutions       = 'Terminé';
 $lang->execution->selectDept           = 'Sélection Compartiment';
 $lang->execution->selectDeptTitle      = 'Sélection Utilisateur';
diff --git a/module/execution/lang/zh-cn.php b/module/execution/lang/zh-cn.php
index 3ff779523e..d512818ee7 100644
--- a/module/execution/lang/zh-cn.php
+++ b/module/execution/lang/zh-cn.php
@@ -209,82 +209,84 @@ $lang->execution->burnByList['estimate']   = "按计划工时查看";
 $lang->execution->burnByList['storyPoint'] = '按故事点查看';
 
 /* 方法列表。*/
-$lang->execution->index               = "{$lang->execution->common}主页";
-$lang->execution->task                = '任务列表';
-$lang->execution->groupTask           = '分组浏览任务';
-$lang->execution->story               = "{$lang->SRCommon}列表";
-$lang->execution->qa                  = '测试仪表盘';
-$lang->execution->bug                 = 'Bug列表';
-$lang->execution->testcase            = '用例列表';
-$lang->execution->dynamic             = '动态';
-$lang->execution->latestDynamic       = '最新动态';
-$lang->execution->build               = '所有版本';
-$lang->execution->testtask            = '测试单';
-$lang->execution->burn                = '燃尽图';
-$lang->execution->computeBurn         = '更新燃尽图';
-$lang->execution->CFD                 = '累积流图';
-$lang->execution->computeCFD          = '更新累积流图';
-$lang->execution->burnData            = '燃尽图数据';
-$lang->execution->fixFirst            = '修改首天工时';
-$lang->execution->team                = '团队成员';
-$lang->execution->doc                 = '文档列表';
-$lang->execution->doclib              = '文档库列表';
-$lang->execution->manageProducts      = '关联' . $lang->productCommon;
-$lang->execution->linkStory           = "关联{$lang->SRCommon}";
-$lang->execution->linkStoryByPlan     = "按照计划关联";
-$lang->execution->linkPlan            = "关联计划";
-$lang->execution->unlinkStoryTasks    = "未关联{$lang->SRCommon}任务";
-$lang->execution->linkedProducts      = '已关联';
-$lang->execution->unlinkedProducts    = '未关联';
-$lang->execution->view                = "{$lang->execution->common}概况";
-$lang->execution->startAction         = "开始{$lang->execution->common}";
-$lang->execution->activateAction      = "激活{$lang->execution->common}";
-$lang->execution->delayAction         = "延期{$lang->execution->common}";
-$lang->execution->suspendAction       = "挂起{$lang->execution->common}";
-$lang->execution->closeAction         = "关闭{$lang->execution->common}";
-$lang->execution->testtaskAction      = "{$lang->execution->common}测试单";
-$lang->execution->teamAction          = "{$lang->execution->common}团队";
-$lang->execution->kanbanAction        = "{$lang->execution->common}看板";
-$lang->execution->printKanbanAction   = "打印看板";
-$lang->execution->treeAction          = "{$lang->execution->common}树状图";
-$lang->execution->exportAction        = "导出{$lang->execution->common}";
-$lang->execution->computeBurnAction   = "计算燃尽图";
-$lang->execution->create              = "添加{$lang->executionCommon}";
-$lang->execution->createExec          = "添加{$lang->execution->common}";
-$lang->execution->createAction        = "添加{$lang->execution->common}";
-$lang->execution->copyExec            = "复制{$lang->execution->common}";
-$lang->execution->copy                = "复制{$lang->executionCommon}";
-$lang->execution->delete              = "删除{$lang->executionCommon}";
-$lang->execution->deleteAB            = "删除{$lang->execution->common}";
-$lang->execution->browse              = "浏览{$lang->execution->common}";
-$lang->execution->edit                = "设置{$lang->executionCommon}";
-$lang->execution->editAction          = "编辑{$lang->execution->common}";
-$lang->execution->batchEdit           = "编辑";
-$lang->execution->batchEditAction     = "批量编辑";
-$lang->execution->manageMembers       = '团队管理';
-$lang->execution->unlinkMember        = '移除成员';
-$lang->execution->unlinkStory         = "移除{$lang->SRCommon}";
-$lang->execution->unlinkStoryAB       = "移除{$lang->SRCommon}";
-$lang->execution->batchUnlinkStory    = "批量移除{$lang->SRCommon}";
-$lang->execution->importTask          = '转入任务';
-$lang->execution->importPlanStories   = "按计划关联{$lang->SRCommon}";
-$lang->execution->importBug           = '导入Bug';
-$lang->execution->tree                = '树状图';
-$lang->execution->treeTask            = '只看任务';
-$lang->execution->treeStory           = "只看{$lang->SRCommon}";
-$lang->execution->treeViewTask        = '树状图查看任务';
-$lang->execution->treeViewStory       = "树状图查看{$lang->SRCommon}";
-$lang->execution->storyKanban         = "{$lang->SRCommon}看板";
-$lang->execution->storySort           = "{$lang->SRCommon}排序";
-$lang->execution->importPlanStory     = '创建' . $lang->executionCommon . '成功！\n是否导入计划关联的相关' . $lang->SRCommon . '？导入时将自动过滤掉草稿状态的' . $lang->SRCommon . '。';
-$lang->execution->importEditPlanStory = '编辑' . $lang->executionCommon . '成功！\n是否导入计划关联的相关' . $lang->SRCommon . '？导入时将自动过滤掉草稿状态的' . $lang->SRCommon . '。';
-$lang->execution->needLinkProducts    = '该执行还未关联任何产品，相关功能无法使用，请先关联产品后再试。';
-$lang->execution->iteration           = '版本迭代';
-$lang->execution->iterationInfo       = '迭代%s次';
-$lang->execution->viewAll             = '查看所有';
-$lang->execution->testreport          = '测试报告';
-$lang->execution->taskKanban          = '任务看板';
-$lang->execution->RDKanban            = '研发看板';
+$lang->execution->index                     = "{$lang->execution->common}主页";
+$lang->execution->task                      = '任务列表';
+$lang->execution->groupTask                 = '分组浏览任务';
+$lang->execution->story                     = "{$lang->SRCommon}列表";
+$lang->execution->qa                        = '测试仪表盘';
+$lang->execution->bug                       = 'Bug列表';
+$lang->execution->testcase                  = '用例列表';
+$lang->execution->dynamic                   = '动态';
+$lang->execution->latestDynamic             = '最新动态';
+$lang->execution->build                     = '所有版本';
+$lang->execution->testtask                  = '测试单';
+$lang->execution->burn                      = '燃尽图';
+$lang->execution->computeBurn               = '更新燃尽图';
+$lang->execution->CFD                       = '累积流图';
+$lang->execution->computeCFD                = '更新累积流图';
+$lang->execution->burnData                  = '燃尽图数据';
+$lang->execution->fixFirst                  = '修改首天工时';
+$lang->execution->team                      = '团队成员';
+$lang->execution->doc                       = '文档列表';
+$lang->execution->doclib                    = '文档库列表';
+$lang->execution->manageProducts            = '关联' . $lang->productCommon;
+$lang->execution->linkStory                 = "关联{$lang->SRCommon}";
+$lang->execution->linkStoryByPlan           = "按照计划关联";
+$lang->execution->linkPlan                  = "关联计划";
+$lang->execution->unlinkStoryTasks          = "未关联{$lang->SRCommon}任务";
+$lang->execution->linkedProducts            = '已关联';
+$lang->execution->unlinkedProducts          = '未关联';
+$lang->execution->view                      = "{$lang->execution->common}概况";
+$lang->execution->startAction               = "开始{$lang->execution->common}";
+$lang->execution->activateAction            = "激活{$lang->execution->common}";
+$lang->execution->delayAction               = "延期{$lang->execution->common}";
+$lang->execution->suspendAction             = "挂起{$lang->execution->common}";
+$lang->execution->closeAction               = "关闭{$lang->execution->common}";
+$lang->execution->testtaskAction            = "{$lang->execution->common}测试单";
+$lang->execution->teamAction                = "{$lang->execution->common}团队";
+$lang->execution->kanbanAction              = "{$lang->execution->common}看板";
+$lang->execution->printKanbanAction         = "打印看板";
+$lang->execution->treeAction                = "{$lang->execution->common}树状图";
+$lang->execution->exportAction              = "导出{$lang->execution->common}";
+$lang->execution->computeBurnAction         = "计算燃尽图";
+$lang->execution->create                    = "添加{$lang->executionCommon}";
+$lang->execution->createExec                = "添加{$lang->execution->common}";
+$lang->execution->createAction              = "添加{$lang->execution->common}";
+$lang->execution->copyExec                  = "复制{$lang->execution->common}";
+$lang->execution->copy                      = "复制{$lang->executionCommon}";
+$lang->execution->delete                    = "删除{$lang->executionCommon}";
+$lang->execution->deleteAB                  = "删除{$lang->execution->common}";
+$lang->execution->browse                    = "浏览{$lang->execution->common}";
+$lang->execution->edit                      = "设置{$lang->executionCommon}";
+$lang->execution->editAction                = "编辑{$lang->execution->common}";
+$lang->execution->batchEdit                 = "编辑";
+$lang->execution->batchEditAction           = "批量编辑";
+$lang->execution->manageMembers             = '团队管理';
+$lang->execution->unlinkMember              = '移除成员';
+$lang->execution->unlinkStory               = "移除{$lang->SRCommon}";
+$lang->execution->unlinkStoryAB             = "移除{$lang->SRCommon}";
+$lang->execution->batchUnlinkStory          = "批量移除{$lang->SRCommon}";
+$lang->execution->importTask                = '转入任务';
+$lang->execution->importPlanStories         = "按计划关联{$lang->SRCommon}";
+$lang->execution->importBug                 = '导入Bug';
+$lang->execution->tree                      = '树状图';
+$lang->execution->treeTask                  = '只看任务';
+$lang->execution->treeStory                 = "只看{$lang->SRCommon}";
+$lang->execution->treeViewTask              = '树状图查看任务';
+$lang->execution->treeViewStory             = "树状图查看{$lang->SRCommon}";
+$lang->execution->storyKanban               = "{$lang->SRCommon}看板";
+$lang->execution->storySort                 = "{$lang->SRCommon}排序";
+$lang->execution->importPlanStory           = '创建' . $lang->executionCommon . '成功！\n是否导入计划关联的相关' . $lang->SRCommon . '？导入时将自动过滤掉草稿状态的' . $lang->SRCommon . '。';
+$lang->execution->importEditPlanStory       = '编辑' . $lang->executionCommon . '成功！\n是否导入计划关联的相关' . $lang->SRCommon . '？导入时将自动过滤掉草稿状态的' . $lang->SRCommon . '。';
+$lang->execution->importBranchPlanStory     = '创建' . $lang->executionCommon . '成功！\n是否导入计划关联的相关' . $lang->SRCommon . '？导入时将只关联本' . $lang->executionCommon . '所关联分支的激活需求。';
+$lang->execution->importBranchEditPlanStory = '编辑' . $lang->executionCommon . '成功！\n是否导入计划关联的相关' . $lang->SRCommon . '？导入时将只关联本' . $lang->executionCommon . '所关联分支的激活需求。';
+$lang->execution->needLinkProducts          = '该执行还未关联任何产品，相关功能无法使用，请先关联产品后再试。';
+$lang->execution->iteration                 = '版本迭代';
+$lang->execution->iterationInfo             = '迭代%s次';
+$lang->execution->viewAll                   = '查看所有';
+$lang->execution->testreport                = '测试报告';
+$lang->execution->taskKanban                = '任务看板';
+$lang->execution->RDKanban                  = '研发看板';
 
 /* 分组浏览。*/
 $lang->execution->allTasks     = '所有';
@@ -349,7 +351,7 @@ $lang->execution->howToUpdateBurn      = "<a href='https://api.zentao.net/goto.p
 $lang->execution->whyNoStories         = "看起来没有{$lang->SRCommon}可以关联。请检查下{$lang->executionCommon}关联的{$lang->productCommon}中有没有{$lang->SRCommon}，而且要确保它们已经审核通过。";
 $lang->execution->projectNoStories     = "看起来没有{$lang->SRCommon}可以关联。请检查下项目中有没有{$lang->SRCommon}，而且要确保它们已经审核通过。";
 $lang->execution->productStories       = "{$lang->executionCommon}关联的{$lang->SRCommon}是{$lang->productCommon}{$lang->SRCommon}的子集，并且只有评审通过的{$lang->SRCommon}才能关联。请<a href='%s'>关联{$lang->SRCommon}</a>。";
-$lang->execution->haveDraft            = "有%s条草稿状态的{$lang->SRCommon}无法关联到该{$lang->executionCommon}";
+$lang->execution->haveDraft            = "有%s条草稿状态或非本{$lang->executionCommon}关联分支的{$lang->SRCommon}无法关联到该{$lang->executionCommon}";
 $lang->execution->doneExecutions       = '已结束';
 $lang->execution->selectDept           = '选择部门';
 $lang->execution->selectDeptTitle      = '选择一个部门的成员';
diff --git a/module/execution/model.php b/module/execution/model.php
index ed66a03b88..ac9033160a 100755
--- a/module/execution/model.php
+++ b/module/execution/model.php
@@ -332,6 +332,20 @@ class executionModel extends model
         $this->checkBeginAndEndDate($_POST['project'], $_POST['begin'], $_POST['end']);
         if(dao::isError()) return false;
 
+        if($_POST['products'])
+        {
+            $this->app->loadLang('project');
+            $multipleProducts = $this->loadModel('product')->getMultiBranchPairs();
+            foreach($_POST['products'] as $index => $productID)
+            {
+                if(isset($multipleProducts[$productID]) and empty($_POST['branch'][$index]))
+                {
+                    dao::$errors[] = $this->lang->project->emptyBranch;
+                    return false;
+                }
+            }
+        }
+
         /* Determine whether to add a sprint or a stage according to the model of the execution. */
         $project = $this->loadModel('project')->getByID($_POST['project']);
         $type    = 'sprint';
@@ -514,6 +528,20 @@ class executionModel extends model
             return false;
         }
 
+        if($_POST['products'])
+        {
+            $this->app->loadLang('project');
+            $multipleProducts = $this->loadModel('product')->getMultiBranchPairs();
+            foreach($_POST['products'] as $index => $productID)
+            {
+                if(isset($multipleProducts[$productID]) and empty($_POST['branch'][$index]))
+                {
+                    dao::$errors[] = $this->lang->project->emptyBranch;
+                    return false;
+                }
+            }
+        }
+
         /* Get the data from the post. */
         $execution = fixer::input('post')
             ->add('id', $executionID)
@@ -2370,23 +2398,28 @@ class executionModel extends model
             $oldPlan = 0;
             $branch  = isset($branches[$i]) ? $branches[$i] : 0;
 
-            if(isset($existedProducts[$productID][$branch])) continue;
+            if(!is_array($branch)) $branch = array($branch);
 
-            if(isset($oldProducts[$productID][$branch]))
+            foreach($branch as $branchID)
             {
-                $oldProduct = $oldProducts[$productID][$branch];
-                if($this->app->rawMethod != 'edit') $oldPlan = $oldProduct->plan;
-            }
+                if(isset($existedProducts[$productID][$branchID])) continue;
 
-            $data = new stdclass();
-            $data->project = $executionID;
-            $data->product = $productID;
-            $data->branch  = $branch;
-            $data->plan    = isset($plans[$productID][$branch]) ? implode(',', $plans[$productID][$branch]) : $oldPlan;
-            $data->plan    = trim($data->plan, ',');
-            $data->plan    = empty($data->plan) ? 0 : ",$data->plan,";
-            $this->dao->insert(TABLE_PROJECTPRODUCT)->data($data)->exec();
-            $existedProducts[$productID][$branch] = true;
+                if(isset($oldProducts[$productID][$branchID]))
+                {
+                    $oldProduct = $oldProducts[$productID][$branchID];
+                    if($this->app->rawMethod != 'edit') $oldPlan = $oldProduct->plan;
+                }
+
+                $data = new stdclass();
+                $data->project = $executionID;
+                $data->product = $productID;
+                $data->branch  = $branchID;
+                $data->plan    = isset($plans[$productID]) ? implode(',', $plans[$productID]) : $oldPlan;
+                $data->plan    = trim($data->plan, ',');
+                $data->plan    = empty($data->plan) ? 0 : ",$data->plan,";
+                $this->dao->insert(TABLE_PROJECTPRODUCT)->data($data)->exec();
+                $existedProducts[$productID][$branchID] = true;
+            }
         }
 
         $oldProductKeys = array_keys($oldProducts);
@@ -2882,19 +2915,21 @@ class executionModel extends model
      */
     public function linkStories($executionID)
     {
-        $plans = $this->dao->select('plan')->from(TABLE_PROJECTPRODUCT)
+        $plans = $this->dao->select('product, plan')->from(TABLE_PROJECTPRODUCT)
             ->where('project')->eq($executionID)
-            ->fetchPairs('plan');
+            ->fetchPairs('product', 'plan');
 
         $planStories  = array();
         $planProducts = array();
         $this->loadModel('story');
         if(!empty($plans))
         {
-            foreach($plans as $planIdList)
+            $executionProducts = $this->loadModel('project')->getBranchesByProject($executionID);
+            foreach($plans as $productID => $planIdList)
             {
                 if(empty($planIdList)) continue;
                 $planIdList = explode(',', $planIdList);
+                $executionBranches = zget($executionProducts, $productID, array());
                 foreach($planIdList as $planID)
                 {
                     $planStory = $this->story->getPlanStories($planID);
@@ -2902,7 +2937,7 @@ class executionModel extends model
                     {
                         foreach($planStory as $id => $story)
                         {
-                            if($story->status == 'draft' or $story->status == 'reviewing')
+                            if($story->status == 'draft' or $story->status == 'reviewing' or (!empty($story->branch) and !empty($executionBranches) and !isset($executionBranches[$story->branch])))
                             {
                                 unset($planStory[$id]);
                                 continue;
@@ -4623,17 +4658,36 @@ class executionModel extends model
         $branchGroups = $this->getBranchByProduct(array_keys($products), $executionID, 'noclosed');
         foreach($branchGroups as $branches)
         {
-            foreach($branches as $branchID => $branchName) $branchIdList[$branchID] = $branchID;
+            foreach($branches as $branchID => $branchName) $branchIdList[] = $branchID;
         }
 
-        $plans = $this->dao->select('id,title,product,parent,begin,end')->from(TABLE_PRODUCTPLAN)
-            ->where('product')->in(array_keys($products))
-            ->andWhere('deleted')->eq(0)
-            ->andWhere('branch')->in($branchIdList)->fi()
-            ->orderBy('begin desc')
+        $branchQuery = '(';
+        if(!empty($branchIdList))
+        {
+            $branchCount = count($branchIdList);
+            foreach($branchIdList as $index => $branchID)
+            {
+                $branchQuery .= "FIND_IN_SET('$branchID', branch)";
+                if($index < $branchCount - 1) $branchQuery .= ' OR ';
+            }
+        }
+        else
+        {
+            $branchQuery .= "FIND_IN_SET('0', branch)";
+        }
+
+        $branchQuery .= ')';
+
+        $plans = $this->dao->select('t1.id,t1.title,t1.product,t1.parent,t1.begin,t1.end,t1.branch,t2.type as productType')->from(TABLE_PRODUCTPLAN)->alias('t1')
+            ->leftJoin(TABLE_PRODUCT)->alias('t2')->on('t2.id=t1.product')
+            ->where('t1.product')->in(array_keys($products))
+            ->andWhere('t1.deleted')->eq(0)
+            ->andWhere($branchQuery)
+            ->orderBy('t1.begin desc')
             ->fetchAll('id');
 
         $plans        = $this->productplan->reorder4Children($plans);
+        $plans        = $this->productplan->relationBranch($plans);
         $productPlans = array();
         foreach($plans as $plan)
         {
@@ -4641,6 +4695,7 @@ class executionModel extends model
             if($plan->parent > 0 and isset($plans[$plan->parent])) $plan->title = $plans[$plan->parent]->title . ' /' . $plan->title;
             $productPlans[$plan->product][$plan->id] = $plan->title . " [{$plan->begin} ~ {$plan->end}]";
             if($plan->begin == '2030-01-01' and $plan->end == '2030-01-01') $productPlans[$plan->product][$plan->id] = $plan->title . ' ' . $this->lang->productplan->future;
+            if($plan->productType != 'normal') $productPlans[$plan->product][$plan->id] = $productPlans[$plan->product][$plan->id] . ' / ' . ($plan->branchName ? $plan->branchName : $this->lang->branch->main);
         }
 
         return $productPlans;
diff --git a/module/execution/view/create.html.php b/module/execution/view/create.html.php
index 902cd65b1d..9fa8689fa2 100644
--- a/module/execution/view/create.html.php
+++ b/module/execution/view/create.html.php
@@ -130,62 +130,81 @@
         <?php $this->printExtendFields('', 'table', 'columns=3');?>
         <?php $hidden = 'hide'?>
         <?php if(!empty($project->hasProduct)) $hidden = ''?>
+        <?php if($products):?>
+        <?php $i = 0;?>
+        <?php foreach($products as $product):?>
         <tr class="<?php echo $hidden;?>">
-          <th><?php echo $lang->execution->manageProducts;?></th>
-          <td class='text-left' id='productsBox' colspan="3">
+          <th><?php echo $lang->project->manageProductPlan;?></th>
+          <td class='text-left productsBox' colspan="3">
             <div class='row'>
-              <?php $i = 0;?>
-              <?php $class = $division ? '' : 'disabled';?>
-              <?php foreach($products as $product):?>
-              <?php $hasBranch = ($product->type != 'normal' and isset($branchGroups[$product->id]));?>
-              <?php foreach($linkedBranches[$product->id] as $branchID => $branch):?>
-              <div class='col-sm-4'>
-                <div class="input-group<?php if($hasBranch) echo ' has-branch';?>">
-                  <?php echo html::select("products[$i]", $allProducts, $product->id, "class='form-control chosen' $class onchange='loadBranches(this)' data-last='" . $product->id . "'");?>
-                  <?php if($class) echo html::hidden("products[$i]", $product->id);?>
-                  <span class='input-group-addon fix-border'></span>
-                  <?php if($hasBranch) echo html::select("branch[$i]", $branchGroups[$product->id], $branchID, "class='form-control chosen' onchange=\"loadPlans('#products{$i}', this.value)\"");?>
+              <div class="col-sm-6">
+                <div class='table-row'>
+                  <div class='table-col'>
+                    <?php $hasBranch = $product->type != 'normal' and isset($branchGroups[$product->id]);?>
+                    <div class='input-group <?php if($hasBranch) echo ' has-branch';?>'>
+                      <span class='input-group-addon'><?php echo $lang->product->common;?></span> 
+                      <?php echo html::select("products[$i]", $allProducts, $product->id, "class='form-control chosen' onchange='loadBranches(this)' data-last='" . $product->id . "' data-type='" . $product->type . "'");?>
+                    </div>
+                  </div>
+                  <div class='table-col <?php if(!$hasBranch) echo 'hidden';?>'>
+                    <div class='input-group required'>
+                      <span class='input-group-addon fix-border'><?php echo $lang->product->branchName['branch'];?></span>
+                      <?php $branchIdList = join(',', $product->branches);?>
+                      <?php echo html::select("branch[$i][]", isset($branchGroups[$product->id]) ? $branchGroups[$product->id] : array(), $branchIdList, "class='form-control chosen' multiple onchange=\"loadPlans('#products{$i}', this)\"");?>
+                    </div>
+                  </div>
                 </div>
               </div>
-              <?php $i++;?>
-              <?php endforeach;?>
-              <?php endforeach;?>
-              <?php if((isset($project->model) and $project->model == 'scrum') or empty($products)):?>
-              <div class='col-sm-4'>
-                <div class="input-group">
-                  <?php echo html::select("products[$i]", $allProducts, '', "class='form-control chosen' onchange='loadBranches(this)'");?>
-                  <span class='input-group-addon fix-border'></span>
+              <div class="col-sm-6">
+                <div class='input-group' <?php echo "id='plan$i'";?>>
+                  <span class='input-group-addon'><?php echo $lang->product->plan;?></span>
+                  <?php echo html::select("plans[$product->id][]", isset($productPlans[$product->id]) ? $productPlans[$product->id] : array(), $product->plans, "class='form-control chosen' multiple");?>
+                  <div class='input-group-btn'>
+                    <a href='javascript:;' onclick='addNewLine(this)' class='btn btn-link addLine'><i class='icon-plus'></i></a>
+                    <a href='javascript:;' onclick='removeLine(this)' class='btn btn-link removeLine' <?php if($i == 0) echo "style='visibility: hidden'";?>><i class='icon-close'></i></a>
+                  </div>
                 </div>
               </div>
-              <?php endif;?>
             </div>
           </td>
         </tr>
-        <?php $hidden = 'hide'?>
-        <?php if(isset($project->model) and !empty($project->hasProduct) and $project->model == 'scrum') $hidden = '';?>
-        <tr class="<?php echo $hidden?>">
-          <th><?php echo $lang->execution->linkPlan;?></th>
-          <td colspan="3" id="plansBox">
+        <?php $i ++;?>
+        <?php endforeach;?>
+        <?php else:?>
+        <tr class='<?php echo $hidden;?>'>
+          <th id='productTitle'><?php echo $lang->project->manageProductPlan;?></th>
+          <td class='text-left productsBox' colspan='3'>
             <div class='row'>
-              <?php if(isset($plan) && !empty($plan->begin)):?>
-              <div class="col-sm-4" id="plan0"><?php echo html::select("plans[{$plan->product}][{$plan->branch}][]", $productPlan, $plan->id, "class='form-control chosen' multiple");?></div>
-              <?php js::set('currentPlanID', $plan->id)?>
-              <?php elseif($copyExecutionID):?>
-              <?php $i = 0;?>
-              <?php foreach($products as $product):?>
-              <?php foreach($linkedBranches[$product->id] as $branchID => $branch):?>
-              <?php $plans = isset($productPlans[$product->id][$branchID]) ? $productPlans[$product->id][$branchID] : array();?>
-              <div class="col-sm-4" id="plan<?php echo $i;?>"><?php echo html::select("plans[{$product->id}][$branchID][]", $plans, $branches[$product->id][$branchID]->plan, "class='form-control chosen' multiple");?></div>
-              <?php $i++;?>
-              <?php endforeach;?>
-              <?php endforeach;?>
-              <?php else:?>
-              <div class="col-sm-4" id="plan0"><?php echo html::select("plans[][][]", $productPlan, '', "class='form-control chosen' multiple");?></div>
-              <?php js::set('currentPlanID', '')?>
-              <?php endif;?>
+              <div class="col-sm-6">
+                <div class='table-row'>
+                  <div class='table-col'>
+                    <div class='input-group'>
+                      <span class='input-group-addon'><?php echo $lang->product->common;?></span>
+                      <?php echo html::select("products[0]", $allProducts, '', "class='form-control chosen' onchange='loadBranches(this)'");?>
+                    </div>
+                  </div>
+                  <div class='table-col hidden'>
+                    <div class='input-group required'>
+                      <span class='input-group-addon fix-border'><?php echo $lang->product->branchName['branch'];?></span>
+                      <?php echo html::select("branch", '', '', "class='form-control chosen' multiple");?>
+                    </div>
+                  </div>
+                </div>
+              </div>
+              <div class="col-sm-6">
+                <div class='input-group' id='plan0'>
+                  <span class='input-group-addon'><?php echo $lang->product->plan;?></span>
+                  <?php echo html::select("plans[][]", $productPlan, '', "class='form-control chosen' multiple");?>
+                  <div class='input-group-btn'>
+                    <a href='javascript:;' onclick='addNewLine(this)' class='btn btn-link addLine'><i class='icon-plus'></i></a>
+                    <a href='javascript:;' onclick='removeLine(this)' class='btn btn-link removeLine' style='visibility: hidden'><i class='icon-close'></i></a>
+                  </div>
+                </div>
+              </div>
             </div>
           </td>
         </tr>
+        <?php endif;?>
         <tr>
           <th><?php echo $lang->execution->teamname;?></th>
           <td><?php echo html::input('team', $team, "class='form-control'");?></td>
diff --git a/module/execution/view/edit.html.php b/module/execution/view/edit.html.php
index 0f6507834d..f2eaf83b23 100644
--- a/module/execution/view/edit.html.php
+++ b/module/execution/view/edit.html.php
@@ -141,56 +141,81 @@
         <?php if(!in_array($execution->attribute, array('request', 'design', 'review'))): ?>
         <?php $hidden = 'hide'?>
         <?php if(!empty($project->hasProduct)) $hidden = ''?>
+        <?php if($linkedProducts):?>
+        <?php $i = 0;?>
+        <?php foreach($linkedProducts as $product):?>
         <tr class="<?php echo $hidden;?>">
-          <th><?php echo $lang->execution->manageProducts;?></th>
-          <td class='text-left' id='productsBox' colspan="2">
-          <?php $class = ($execution->grade == 2 or $execution->type == 'stage') ? "disabled" : '';?>
+          <th><?php if($i == 0) echo $lang->project->manageProductPlan;?></th>
+          <td class='text-left productsBox' colspan="3">
             <div class='row'>
-              <?php $i = 0;?>
-              <?php foreach($linkedProducts as $product):?>
-              <?php $hasBranch = $product->type != 'normal' and isset($branchGroups[$product->id]);?>
-              <?php foreach($linkedBranches[$product->id] as $branchID => $branch):?>
-              <div class='col-sm-4'>
-                <div class="input-group<?php if($hasBranch) echo ' has-branch';?>">
-                  <?php echo html::select("products[$i]", $allProducts, $product->id, "class='form-control chosen' $class onchange='loadBranches(this)' data-last='" . $product->id . "' data-type='". $product->type ."' data-lastBranch='" . $branchID . "'");?>
-                  <span class='input-group-addon fix-border'></span>
-                  <?php if($hasBranch) echo html::select("branch[$i]", $branchGroups[$product->id], $branchID, "class='form-control chosen' $class onchange=\"loadPlans('#products{$i}', this.value)\" data-last='" . $branchID . "'");?>
+              <div class="col-sm-6">
+                <div class='table-row'>
+                  <div class='table-col'>
+                    <?php $hasBranch = $product->type != 'normal' and isset($branchGroups[$product->id]);?>
+                    <div class='input-group <?php if($hasBranch) echo ' has-branch';?>'>
+                      <span class='input-group-addon'><?php echo $lang->product->common;?></span> 
+                      <?php echo html::select("products[$i]", $allProducts, $product->id, "class='form-control chosen' onchange='loadBranches(this)' data-last='" . $product->id . "' data-type='" . $product->type . "'");?>
+                    </div>
+                  </div>
+                  <div class='table-col <?php if(!$hasBranch) echo 'hidden';?>'>
+                    <div class='input-group required'>
+                      <span class='input-group-addon fix-border'><?php echo $lang->product->branchName['branch'];?></span>
+                      <?php $branchIdList = join(',', $product->branches);?>
+                      <?php echo html::select("branch[$i][]", isset($branchGroups[$product->id]) ? $branchGroups[$product->id] : array(), $branchIdList, "class='form-control chosen' multiple onchange=\"loadPlans('#products{$i}', this)\"");?>
+                    </div>
+                  </div>
                 </div>
               </div>
-              <?php $i++; ?>
-              <?php endforeach;?>
-              <?php endforeach;?>
-              <?php if($execution->type != 'stage'):?>
-              <div class='col-sm-4'>
-                <div class="input-group">
-                  <?php echo html::select("products[$i]", $allProducts, '', "class='form-control chosen' onchange='loadBranches(this)'");?>
-                  <span class='input-group-addon fix-border'></span>
+              <div class="col-sm-6">
+                <div class='input-group' <?php echo "id='plan$i'";?>>
+                  <span class='input-group-addon'><?php echo $lang->product->plan;?></span>
+                  <?php echo html::select("plans[$product->id][]", isset($productPlans[$product->id]) ? $productPlans[$product->id] : array(), $product->plans, "class='form-control chosen' multiple");?>
+                  <div class='input-group-btn'>
+                    <a href='javascript:;' onclick='addNewLine(this)' class='btn btn-link addLine'><i class='icon-plus'></i></a>
+                    <a href='javascript:;' onclick='removeLine(this)' class='btn btn-link removeLine' <?php if($i == 0) echo "style='visibility: hidden'";?>><i class='icon-close'></i></a>
+                  </div>
                 </div>
               </div>
-              <?php endif;?>
             </div>
           </td>
         </tr>
-        <?php if(isset($project->model) and $project->model == 'scrum') $hidden = '';?>
-        <tr class="<?php echo $hidden?>">
-          <th><?php echo $lang->execution->linkPlan;?></th>
-          <td id="plansBox" colspan="2">
+        <?php $i ++;?>
+        <?php endforeach;?>
+        <?php else:?>
+        <tr class='<?php echo $hidden;?>'>
+          <th id='productTitle'><?php echo $lang->project->manageProductPlan;?></th>
+          <td class='text-left productsBox' colspan='3'>
             <div class='row'>
-              <?php $i = 0;?>
-              <?php if(empty($linkedProducts)):?>
-              <div class="col-sm-4" id="plan0"><?php echo html::select("plans[][][]", $productPlans, '', "class='form-control chosen' multiple");?></div>
-              <?php else:?>
-              <?php foreach($linkedProducts as $product):?>
-              <?php foreach($linkedBranches[$product->id] as $branchID => $branch):?>
-              <?php $plans = isset($productPlans[$product->id][$branchID]) ? $productPlans[$product->id][$branchID] : array();?>
-              <div class="col-sm-4" id="plan<?php echo $i;?>"><?php echo html::select("plans[{$product->id}][{$branchID}][]", $plans, $branches[$product->id][$branchID]->plan, "class='form-control chosen' multiple");?></div>
-              <?php $i++;?>
-              <?php endforeach;?>
-              <?php endforeach;?>
-              <?php endif;?>
+              <div class="col-sm-6">
+                <div class='table-row'>
+                  <div class='table-col'>
+                    <div class='input-group'>
+                      <span class='input-group-addon'><?php echo $lang->product->common;?></span>
+                      <?php echo html::select("products[0]", $allProducts, '', "class='form-control chosen' onchange='loadBranches(this)'");?>
+                    </div>
+                  </div>
+                  <div class='table-col hidden'>
+                    <div class='input-group required'>
+                      <span class='input-group-addon fix-border'><?php echo $lang->product->branchName['branch'];?></span>
+                      <?php echo html::select("branch", '', '', "class='form-control chosen' multiple");?>
+                    </div>
+                  </div>
+                </div>
+              </div>
+              <div class="col-sm-6">
+                <div class='input-group' id='plan0'>
+                  <span class='input-group-addon'><?php echo $lang->product->plan;?></span>
+                  <?php echo html::select("plans[][]", '', '', "class='form-control chosen' multiple");?>
+                  <div class='input-group-btn'>
+                    <a href='javascript:;' onclick='addNewLine(this)' class='btn btn-link addLine'><i class='icon-plus'></i></a>
+                    <a href='javascript:;' onclick='removeLine(this)' class='btn btn-link removeLine' style='visibility: hidden'><i class='icon-close'></i></a>
+                  </div>
+                </div>
+              </div>
             </div>
           </td>
         </tr>
+        <?php endif; ?>
         <?php else: ?>
         <?php echo html::hidden("products[]", key($linkedProducts));?>
         <?php endif; ?>
@@ -232,5 +257,6 @@
 <?php js::set('confirmSync', $lang->execution->confirmSync);?>
 <?php js::set('allProducts', $allProducts);?>
 <?php js::set('branchGroups', $branchGroups);?>
+<?php js::set('projectID', $execution->project);?>
 <?php js::set('unLinkProductTip', $lang->project->unLinkProductTip);?>
 <?php include '../../common/view/footer.html.php';?>
diff --git a/module/group/lang/resource.php b/module/group/lang/resource.php
index f2d23d70cb..0f1bca679b 100644
--- a/module/group/lang/resource.php
+++ b/module/group/lang/resource.php
@@ -546,6 +546,7 @@ $lang->resource->story->batchChangeModule  = 'batchChangeModule';
 $lang->resource->story->batchToTask        = 'batchToTask';
 $lang->resource->story->processStoryChange = 'processStoryChange';
 $lang->resource->story->linkStories        = 'linkStoriesAB';
+$lang->resource->story->relieved           = 'relievedSiblings';
 
 $lang->story->methodOrder[5]   = 'create';
 $lang->story->methodOrder[10]  = 'batchCreate';
@@ -575,6 +576,7 @@ $lang->story->methodOrder[120] = 'batchChangeModule';
 $lang->story->methodOrder[125] = 'batchToTask';
 $lang->story->methodOrder[130] = 'processStoryChange';
 $lang->story->methodOrder[135] = 'linkStories';
+$lang->story->methodOrder[140] = 'relieved';
 
 /* Requirement. */
 $lang->resource->requirement = new stdclass();
diff --git a/module/kanban/model.php b/module/kanban/model.php
index 046a94de6e..9c1b8d325e 100755
--- a/module/kanban/model.php
+++ b/module/kanban/model.php
@@ -818,8 +818,11 @@ class kanbanModel extends model
         }
         elseif($branchID)
         {
-            $branchName = $this->branch->getById($branchID);
-            $branches   = array($branchID => $branchName);
+            foreach(explode(',', $branchID) as $id)
+            {
+                $branchName = $this->branch->getById($id);
+                $branches[$id] = $branchName;
+            }
         }
 
         foreach($branches as $id => $name)
diff --git a/module/product/control.php b/module/product/control.php
index 5f9a78b411..a691565285 100755
--- a/module/product/control.php
+++ b/module/product/control.php
@@ -257,7 +257,7 @@ class product extends control
 
             $this->products  = $this->product->getProducts($projectID, 'all', '', false);
             $projectProducts = $this->product->getProducts($projectID);
-            $productPlans    = $this->execution->getPlans($projectProducts, 'skipParent');
+            $productPlans    = $this->execution->getPlans($projectProducts, 'skipParent', $projectID);
 
             if($browseType == 'bybranch') $param = $branchID;
             $stories = $this->story->getExecutionStories($projectID, $productID, $branchID, $sort, $browseType, $param, $storyType, '', $pager);
@@ -923,6 +923,22 @@ class product extends control
         }
     }
 
+    /**
+     * Ajax get product by id.
+     *
+     * @param  int    $productID
+     * @access public
+     * @return void
+     */
+    public function ajaxGetProductById($productID)
+    {
+        $product = $this->product->getById($productID);
+
+        $product->branchSourceName = sprintf($this->lang->product->branch, $this->lang->product->branchName[$product->type]);
+        $product->branchName       = $this->lang->product->branchName[$product->type];
+        echo json_encode($product);
+    }
+
     /**
      * AJAX: get projects of a product in html select.
      *
@@ -1037,12 +1053,19 @@ class product extends control
     public function ajaxGetPlans($productID, $branch = 0, $planID = 0, $fieldID = '', $needCreate = false, $expired = '', $param = '')
     {
         $param    = strtolower($param);
-        $plans    = $this->loadModel('productplan')->getPairs($productID, $branch, $expired, strpos($param, 'skipparent') !== false);
-        $field    = $fieldID ? "plans[$fieldID]" : 'plan';
+        if(strpos($param, 'forstory') === false)
+        {
+            $plans = $this->loadModel('productplan')->getPairs($productID, $branch, $expired, strpos($param, 'skipparent') !== false);
+        }
+        else
+        {
+            $plans = $this->loadModel('productplan')->getPairsForStory($productID, $branch == '0' ? 'all' : $branch, $param);
+        }
+        $field    = $fieldID !== '' ? "plans[$fieldID]" : 'plan';
         $multiple = strpos($param, 'multiple') === false ? '' : 'multiple';
         $output   = html::select($field, $plans, $planID, "class='form-control chosen' $multiple");
 
-        if($branch == 0 and strpos($param, 'edit')) $output = html::select($field, $plans, $planID, "class='form-control chosen' multiple");
+        if($branch == 0 and strpos($param, 'edit') and (strpos($param, 'forstory') === false)) $output = html::select($field, $plans, $planID, "class='form-control chosen' multiple");
 
         if(count($plans) == 1 and $needCreate and $needCreate !== 'false')
         {
diff --git a/module/productplan/control.php b/module/productplan/control.php
index cce8f8b09d..91e31a77e2 100644
--- a/module/productplan/control.php
+++ b/module/productplan/control.php
@@ -84,7 +84,7 @@ class productplan extends control
         }
 
         $this->commonAction($productID, $branchID);
-        $lastPlan = $this->productplan->getLast($productID, $branchID, $parent);
+        $lastPlan = $this->productplan->getLast($productID, '', $parent);
         $product  = $this->loadModel('product')->getById($productID);
 
         if($lastPlan)
@@ -117,7 +117,7 @@ class productplan extends control
         $this->view->branches        = $branchPairs;
         $this->view->defaultBranch   = $defaultBranch;
         $this->view->parent          = $parent;
-        $this->view->parentPlanPairs = $this->productplan->getTopPlanPairs($productID, $branchID, 'done,closed');
+        $this->view->parentPlanPairs = $this->productplan->getTopPlanPairs($productID, '', 'done,closed');
         $this->display();
     }
 
@@ -136,7 +136,7 @@ class productplan extends control
             $changes = $this->productplan->update($planID);
             if(dao::isError()) return $this->send(array('result' => 'fail', 'message' => dao::getError()));
             $change[$planID] = $changes;
-            $this->syncStory($change);
+            $this->unlinkOldBranch($change);
             if($changes)
             {
                 $actionID = $this->loadModel('action')->create('productplan', $planID, 'edited');
@@ -178,7 +178,7 @@ class productplan extends control
         if(!empty($_POST['title']))
         {
             $changes = $this->productplan->batchUpdate($productID);
-            $this->syncStory($changes);
+            $this->unlinkOldBranch($changes);
             $this->loadModel('action');
             foreach($changes as $planID => $change)
             {
@@ -194,15 +194,21 @@ class productplan extends control
 
         $this->commonAction($productID, $branch);
 
-        $plans     = $this->productplan->getByIDList($this->post->planIDList);
-        $oldBranch = array();
+        $plans        = $this->productplan->getByIDList($this->post->planIDList);
+        $oldBranch    = array();
+        $parentIdList = array();
 
-        foreach($plans as $plan) $oldBranch[$plan->id] = $plan->branch;
+        foreach($plans as $plan)
+        {
+            $oldBranch[$plan->id]        = $plan->branch;
+            $parentIdList[$plan->parent] = $plan->parent;
+        }
 
-        $this->view->title     = $this->lang->productplan->batchEdit;
-        $this->view->plans     = $plans;
-        $this->view->oldBranch = $oldBranch;
-        $this->view->product   = $this->loadModel('product')->getById($productID);;
+        $this->view->title      = $this->lang->productplan->batchEdit;
+        $this->view->plans      = $plans;
+        $this->view->oldBranch  = $oldBranch;
+        $this->view->product    = $this->loadModel('product')->getById($productID);;
+        $this->view->parentList = $this->productplan->getByIDList($parentIdList);
 
         $this->display();
     }
@@ -447,8 +453,6 @@ class productplan extends control
         if($plan->parent > 0)     $this->view->parentPlan    = $this->productplan->getById($plan->parent);
         if($plan->parent == '-1') $this->view->childrenPlans = $this->productplan->getChildren($plan->id);
 
-        if($plan->branch > 0) $this->view->branchStatus = $this->loadModel('branch')->getById($plan->branch, $plan->product, 'status');
-
         $storyIdList = array();
         $modulePairs = $this->loadModel('tree')->getOptionMenu($plan->product, 'story', 0, 'all');
         foreach($planStories as $story)
@@ -675,7 +679,7 @@ class productplan extends control
         $this->config->product->search['style']     = 'simple';
         $this->config->product->search['params']['product']['values'] = $products + array('all' => $this->lang->product->allProductsOfProject);
         $this->config->product->search['params']['plan']['values'] = $this->productplan->getPairsForStory($plan->product, $plan->branch, 'skipParent|withMainPlan');
-        $this->config->product->search['params']['module']['values'] = $this->loadModel('tree')->getOptionMenu($plan->product, 'story', 0, $plan->branch);
+        $this->config->product->search['params']['module']['values'] = $this->loadModel('tree')->getOptionMenu($plan->product, 'story', 0, 'all');
         $storyStatusList = $this->lang->story->statusList;
         unset($storyStatusList['closed']);
         $this->config->product->search['params']['status'] = array('operator' => '=', 'control' => 'select', 'values' => $storyStatusList);
@@ -687,8 +691,9 @@ class productplan extends control
         else
         {
             $this->config->product->search['fields']['branch'] = $this->lang->product->branch;
-            $branchName = $this->loadModel('branch')->getById($plan->branch);
-            $branches   = array('' => '', BRANCH_MAIN => $this->lang->branch->main, $plan->branch => $branchName);
+
+            $branchPairs = $this->dao->select('id, name')->from(TABLE_BRANCH)->where('id')->in($plan->branch)->fetchPairs();
+            $branches   = array('' => '', BRANCH_MAIN => $this->lang->branch->main) + $branchPairs;
             $this->config->product->search['params']['branch']['values'] = $branches;
         }
         $this->loadModel('search')->setSearchParams($this->config->product->search);
@@ -809,9 +814,12 @@ class productplan extends control
         $this->config->bug->search['style']     = 'simple';
         $this->config->bug->search['params']['plan']['values']          = $this->productplan->getPairsForStory($productID, $plan->branch, 'skipParent|withMainPlan');
         $this->config->bug->search['params']['execution']['values']     = $this->loadModel('product')->getExecutionPairsByProduct($plan->product, $plan->branch);
+        $this->config->bug->search['params']['openedBuild']['values']   = $this->loadModel('build')->getBuildPairs($productID, $branch = 'all', $params = '');
+        $this->config->bug->search['params']['resolvedBuild']['values'] = $this->build->getBuildPairs($productID, $branch = 'all', $params = '');
+        $this->config->bug->search['params']['module']['values']        = $this->loadModel('tree')->getOptionMenu($plan->product, 'bug', 0, 'all');
         $this->config->bug->search['params']['openedBuild']['values']   = $this->loadModel('build')->getBuildPairs($productID, $branch = 'all', $params = 'releasetag');
         $this->config->bug->search['params']['resolvedBuild']['values'] = $this->config->bug->search['params']['openedBuild']['values'];
-        $this->config->bug->search['params']['module']['values']        = $this->loadModel('tree')->getOptionMenu($plan->product, 'bug', 0, $plan->branch);
+        $this->config->bug->search['params']['module']['values']        = $this->loadModel('tree')->getOptionMenu($plan->product, 'bug', 0, 'all');
         $this->config->bug->search['params']['project']['values']       = $this->product->getProjectPairsByProduct($productID, $plan->branch);
 
         unset($this->config->bug->search['fields']['product']);
@@ -823,8 +831,9 @@ class productplan extends control
         else
         {
             $this->config->bug->search['fields']['branch'] = $this->lang->product->branch;
-            $branchName = $this->loadModel('branch')->getById($plan->branch);
-            $branches   = array('' => '', BRANCH_MAIN => $this->lang->branch->main, $plan->branch => $branchName);
+
+            $branchPairs = $this->dao->select('id, name')->from(TABLE_BRANCH)->where('id')->in($plan->branch)->fetchPairs();
+            $branches   = array('' => '', BRANCH_MAIN => $this->lang->branch->main) + $branchPairs;
             $this->config->bug->search['params']['branch']['values'] = $branches;
         }
         $this->loadModel('search')->setSearchParams($this->config->bug->search);
@@ -891,13 +900,13 @@ class productplan extends control
     }
 
     /**
-     * Synchronize story when edit plan.
+     * Unlink story and bug when edit branch of plan.
      * @param  int    $planID
      * @param  int    $oldBranch
      * @access protected
      * @return void
      */
-    protected function syncStory($changes)
+    protected function unlinkOldBranch($changes)
     {
         foreach($changes as $planID => $changes)
         {
@@ -913,38 +922,66 @@ class productplan extends control
                 }
             }
             $planStories = $this->loadModel('story')->getPlanStories($planID, 'all');
+            $planBugs    = $this->loadModel('bug')->getPlanBugs($planID, 'all');
             if($oldBranch)
             {
                 foreach($planStories as $storyID => $story)
                 {
-                    if($story->branch and $story->branch != $newBranch) $this->productplan->unlinkStory($storyID, $planID);
+                    if($story->branch and strpos(",$newBranch,", ",$story->branch,") === false) $this->productplan->unlinkStory($storyID, $planID);
+                }
+
+                foreach($planBugs as $bugID => $bug)
+                {
+                    if($bug->branch and strpos(",$newBranch,", ",$bug->branch,") === false) $this->productplan->unlinkBug($bugID, $planID);
                 }
             }
         }
     }
 
     /**
-     * AJAX: Get conflict story.
+     * AJAX: Get conflict story and bug.
      *
      * @param  int    $planID
      * @param  int    $branch
      * @access public
      * @return void
      */
-    public function ajaxGetConflictStory($planID, $newBranch)
+    public function ajaxGetConflict($planID, $newBranch)
     {
-        $plan                = $this->productplan->getByID($planID);
-        $oldBranch           = $plan->branch;
-        $planStories         = $this->loadModel('story')->getPlanStories($planID, 'all');
-        $conflictStoryIdList = '';
+        if($newBranch == '') return;
+
+        $plan        = $this->productplan->getByID($planID);
+        $oldBranch   = $plan->branch;
+        $planStories = $this->loadModel('story')->getPlanStories($planID, 'all');
+        $planBugs    = $this->loadModel('bug')->getPlanBugs($planID, 'all');
+
+        $conflictStoryCounts = 0;
+        $conflictBugCounts   = 0;
         if($oldBranch)
         {
             foreach($planStories as $storyID => $story)
             {
-                if($story->branch and $story->branch != $newBranch) $conflictStoryIdList .= '[' . $storyID . ']';
+                if($story->branch and strpos(",$newBranch,", ",$story->branch,") === false) $conflictStoryCounts ++;
+            }
+
+            foreach($planBugs as $bugID => $bug)
+            {
+                if($bug->branch and strpos(",$newBranch,", ",$bug->branch,") === false) $conflictBugCounts ++;
             }
         }
-        if($conflictStoryIdList != '') printf($this->lang->story->confirmChangePlan, $conflictStoryIdList);
+
+        if($conflictStoryCounts and $conflictBugCounts)
+        {
+            printf($this->lang->productplan->confirmChangePlan, $conflictStoryCounts, $conflictBugCounts);
+        }
+        elseif($conflictStoryCounts)
+        {
+            printf($this->lang->productplan->confirmRemoveStory, $conflictStoryCounts);
+        }
+        elseif($conflictBugCounts)
+        {
+            printf($this->lang->productplan->confirmRemoveBug, $conflictBugCounts);
+        }
     }
 
     /**
@@ -967,12 +1004,56 @@ class productplan extends control
      *
      * @param  int    $productID
      * @param  int    $branch
+     * @param  int    $planID
      * @access public
      * @return object
      */
-    public function ajaxGetTopPlan($productID, $branch = 0)
+    public function ajaxGetTopPlan($productID, $branch = 0, $planID = 0)
     {
         $parentPlanPairs = $this->productplan->getTopPlanPairs($productID, $branch);
-        return print(html::select('parent', array('0' => '') + $parentPlanPairs, '', 'class="form-control"'));
+        if(isset($parentPlanPairs[$planID])) unset($parentPlanPairs[$planID]);
+        return print(html::select('parent', array(0 => '') + $parentPlanPairs, 0, 'class="form-control"'));
+    }
+
+    /**
+     * AJAX: Get diff branches tips.
+     *
+     * @param  int    $productID
+     * @param  int    $parentID
+     * @param  string $branches
+     * @access public
+     * @return void
+     */
+    public function ajaxGetDiffBranchesTip($productID = 0, $parentID = 0, $branches = '')
+    {
+        if(empty($parentID) or empty($productID)) return;
+
+        /* If it has children, return. */
+        $parentBranch = $this->productplan->getByID($parentID);
+        if($parentBranch->parent == '-1') return;
+
+        /* Find diff branches between parent plan and child plan. */
+        $diffBranches    = array();
+        $diffBranchesTip = '';
+        $product         = $this->loadModel('product')->getByID($productID);
+        $branchPairs     = $this->loadModel('branch')->getPairs($productID);
+        foreach(explode(',', $parentBranch->branch) as $parentBranchID)
+        {
+            if(empty($parentBranchID)) continue;
+            if(strpos(",$branches,", ",$parentBranchID,") === false)
+            {
+                $diffBranches[$parentBranchID] = $parentBranchID;
+                $diffBranchesTip .= "{$branchPairs[$parentBranchID]},";
+            }
+        }
+        if(empty($diffBranchesTip)) return;
+
+        /* Find stories and bugs in diff branches. */
+        $unlinkStories = $this->dao->select('*')->from(TABLE_STORY)->where('branch')->in($diffBranches)->andWhere("CONCAT(',', plan, ',')")->like("%,{$parentID},%")->fetchAll('id');
+        $unlinkBugs    = $this->dao->select('*')->from(TABLE_BUG)->where('branch')->in($diffBranches)->andWhere('plan')->eq($parentID)->fetchAll('id');
+        if(empty($unlinkStories) and empty($unlinkBugs)) return;
+
+        $this->lang->productplan->diffBranchesTip = str_replace('@branch@', $this->lang->product->branchName[$product->type], $this->lang->productplan->diffBranchesTip);
+        printf($this->lang->productplan->diffBranchesTip, trim($diffBranchesTip, ','));
     }
 }
diff --git a/module/productplan/css/browse.css b/module/productplan/css/browse.css
index 0c62007c4c..8a0fe5b64d 100644
--- a/module/productplan/css/browse.css
+++ b/module/productplan/css/browse.css
@@ -1,7 +1,7 @@
 .table td.content div {height: 25px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; float: left; max-width: calc(100% - 20px);}
 .table td.content .more {position: absolute; right: 16px;}
 .table td.content .more .icon {color: #838a9d;}
-td.c-branch {overflow: hidden; text-align: left !important; text-overflow: ellipsis; white-space: nowrap;}
+td.c-branch {overflow: hidden; text-align: left !important; white-space: nowrap;}
 
 .table-children {border-left: 2px solid #cbd0db; border-right: 2px solid #cbd0db;}
 .table tbody > tr.table-children.table-child-top {border-top: 2px solid #cbd0db;}
diff --git a/module/productplan/js/batchedit.js b/module/productplan/js/batchedit.js
index 247b9b1772..9384b7631a 100644
--- a/module/productplan/js/batchedit.js
+++ b/module/productplan/js/batchedit.js
@@ -24,17 +24,17 @@ function changeDate(planID)
  * Get conflict stories.
  *
  * @param  int    $planID
- * @param  int    $branch
  * @access public
  * @return void
  */
-function getConflictStories(planID, branch)
+function getConflictStories(planID)
 {
-    $.get(createLink('productplan', 'ajaxGetConflictStory', 'planID=' + planID + '&newBranch=' + branch), function(conflictStories)
+    var newBranch = $('#branch' + planID).val() ? $('#branch' + planID).val().toString() : '';
+    $.get(createLink('productplan', 'ajaxGetConflict', 'planID=' + planID + '&newBranch=' + newBranch), function(conflictStories)
     {
         if(conflictStories != '' && !confirm(conflictStories))
         {
-            $('#branch' + planID).val(oldBranch[planID]);
+            $('#branch' + planID).val(oldBranch[planID].split(','));
             $('#branch' + planID).trigger("chosen:updated");
         }
     });
diff --git a/module/productplan/js/create.js b/module/productplan/js/create.js
index bbf0718f74..4c4be3f040 100644
--- a/module/productplan/js/create.js
+++ b/module/productplan/js/create.js
@@ -65,9 +65,14 @@ $('#future').on('change', function()
 
 $('#branch').change(function()
 {
-    var branchID     = $(this).val();
-    var lastPlanLink = createLink('productplan', 'ajaxGetLast', "productID=" + productID + "&branch=" + branchID);
-    var topPlanLink  = createLink('productplan', 'ajaxGetTopPlan', "productID=" + productID + "&branch=" + branchID);
+    if(parentPlanID) return;
+
+    var branchIdList = $(this).val();
+    if(!branchIdList) return;
+
+    var branchIdList = branchIdList.toString();
+    var lastPlanLink = createLink('productplan', 'ajaxGetLast', "productID=" + productID + "&branch=" + branchIdList);
+    var topPlanLink  = createLink('productplan', 'ajaxGetTopPlan', "productID=" + productID + "&branch=" + branchIdList);
 
     $.post(lastPlanLink, function(data)
     {
@@ -83,3 +88,18 @@ $('#branch').change(function()
         $('#parent').chosen();
     })
 });
+
+$('#submit').click(function()
+{
+    var parentPlan = $('#parent').val();
+    var branches   = $('#branch').val();
+    if(parentPlan != 0 && branches)
+    {
+        link = createLink('productplan', 'ajaxGetDiffBranchesTip', "produtID=" + productID + "&parentID=" + parentPlan + "&branches=" + branches.toString());
+        $.post(link, function(diffBranchesTip)
+        {
+            if((diffBranchesTip != '' && confirm(diffBranchesTip)) || !diffBranchesTip) $('form#dataform').submit();
+        });
+        return false;
+    }
+});
diff --git a/module/productplan/js/edit.js b/module/productplan/js/edit.js
index 76f811cabf..402f42c589 100644
--- a/module/productplan/js/edit.js
+++ b/module/productplan/js/edit.js
@@ -17,34 +17,32 @@ function convertStringToDate(dateString)
  * Get conflict stories.
  *
  * @param  int    $planID
- * @param  int    $branch
  * @access public
  * @return void
  */
-function getConflictStories(planID, branch)
+function getConflictStories(planID)
 {
-    $.get(createLink('productplan', 'ajaxGetConflictStory', 'planID=' + planID + '&newBranch=' + branch), function(conflictStories)
+    var newBranch = $('#branch').val() ? $('#branch').val().toString() : '';
+    $.get(createLink('productplan', 'ajaxGetConflict', 'planID=' + planID + '&newBranch=' + newBranch), function(conflictStories)
     {
         if(conflictStories != '')
         {
             var result = confirm(conflictStories) ? true : false;
             if(!result)
             {
-                $('#branch').val(oldBranch[planID]);
+                newBranch = oldBranch[planID];
+                $('#branch').val(oldBranch[planID].split(','));
                 $('#branch').trigger("chosen:updated");
             }
         }
 
-        if(conflictStories == '' || result)
+        var link = createLink('productplan', 'ajaxGetTopPlan', "productID=" + productID + "&branch=" + newBranch + "&planID=" + planID);
+        $.post(link, function(data)
         {
-            var link = createLink('productplan', 'ajaxGetTopPlan', "productID=" + productID + "&branch=" + branch);
-            $.post(link, function(data)
-            {
-                $('#parent').replaceWith(data);
-                $('#parent_chosen').remove();
-                $('#parent').chosen();
-            })
-        }
+            $('#parent').replaceWith(data);
+            $('#parent_chosen').remove();
+            $('#parent').chosen();
+        })
     });
 }
 
@@ -88,5 +86,19 @@ $('#future').on('change', function()
     }
 });
 
-
 $('#future').change();
+
+$('#submit').click(function()
+{
+    var parentPlan = $('#parent').val();
+    var branches   = $('#branch').val();
+    if(parentPlan != 0 && branches)
+    {
+        link = createLink('productplan', 'ajaxGetDiffBranchesTip', "produtID=" + productID + "&parentID=" + parentPlan + "&branches=" + branches.toString());
+        $.post(link, function(diffBranchesTip)
+        {
+            if((diffBranchesTip != '' && confirm(diffBranchesTip)) || !diffBranchesTip) $('form#dataform').submit();
+        });
+        return false;
+    }
+});
diff --git a/module/productplan/lang/de.php b/module/productplan/lang/de.php
index 0776e1a3be..c402dd43ff 100644
--- a/module/productplan/lang/de.php
+++ b/module/productplan/lang/de.php
@@ -75,6 +75,9 @@ $lang->productplan->projectNotEmpty    = 'Project cannot be empty.';
 $lang->productplan->nextStep           = "Next step";
 $lang->productplan->summary            = "Total: <strong>%s</strong>, Parents: <strong>%s</strong>, Children: <strong>%s</strong>，Independent: <strong>%s</strong>.";
 $lang->productplan->checkedSummary     = "Seleted: <strong>%total%</strong>, Parents: <strong>%parent%</strong>, Children: <strong>%child%</strong>, Independent: <strong>%independent%</strong>.";
+$lang->productplan->confirmChangePlan  = "After the branch is unlinked, %s {$lang->SRCommon} and %s bugs under the branch will be removed from the plan at the same time, so still want to unassociate?";
+$lang->productplan->confirmRemoveStory = "After the branch is unlinked, %s {$lang->SRCommon} under the branch will be removed from the plan at the same time, so still want to unassociate?";
+$lang->productplan->confirmRemoveBug   = "After the branch is unlinked, %s bugs under the branch will be removed from the plan at the same time, so still want to unassociate?";
 
 $lang->productplan->id         = 'ID';
 $lang->productplan->product    = $lang->productCommon;
@@ -136,6 +139,7 @@ $lang->productplan->beginGreaterChildTip = "The start date of the parent plan[%s
 $lang->productplan->endLetterChildTip    = "The completion date of the parent plan[%s]: %s, cannot be less than the completion date of the child plan: %s.";
 $lang->productplan->beginLetterParentTip = "The start date of the child plan[%s]: %s, cannot be less than the start date of the parent plan: %s.";
 $lang->productplan->endGreaterParentTip  = "The completion date of the child plan[%s]: %s, cannot be greater than the completion date of the parent plan: %s.";
+$lang->productplan->diffBranchesTip      = "The @branch@ %s of parent plan is not linked with the child plan. @branch@'s stories and bugs whill be removed from the plan. Do you want to save?";
 
 $lang->productplan->featureBar['browse']['all']    = 'Alle';
 $lang->productplan->featureBar['browse']['undone'] = 'Undone';
diff --git a/module/productplan/lang/en.php b/module/productplan/lang/en.php
index 41b5fe348c..3306bc5bdb 100644
--- a/module/productplan/lang/en.php
+++ b/module/productplan/lang/en.php
@@ -75,6 +75,9 @@ $lang->productplan->projectNotEmpty    = 'Project cannot be empty.';
 $lang->productplan->nextStep           = "Next step";
 $lang->productplan->summary            = "Total: <strong>%s</strong>, Parents: <strong>%s</strong>, Children: <strong>%s</strong>，Independent: <strong>%s</strong>.";
 $lang->productplan->checkedSummary     = "Seleted: <strong>%total%</strong>, Parents: <strong>%parent%</strong>, Children: <strong>%child%</strong>, Independent: <strong>%independent%</strong>.";
+$lang->productplan->confirmChangePlan  = "After the branch is unlinked, %s {$lang->SRCommon} and %s bugs under the branch will be removed from the plan at the same time, so still want to unassociate?";
+$lang->productplan->confirmRemoveStory = "After the branch is unlinked, %s {$lang->SRCommon} under the branch will be removed from the plan at the same time, so still want to unassociate?";
+$lang->productplan->confirmRemoveBug   = "After the branch is unlinked, %s bugs under the branch will be removed from the plan at the same time, so still want to unassociate?";
 
 $lang->productplan->id         = 'ID';
 $lang->productplan->product    = $lang->productCommon;
@@ -136,6 +139,7 @@ $lang->productplan->beginGreaterChildTip = "The start date of the parent plan[%s
 $lang->productplan->endLetterChildTip    = "The completion date of the parent plan[%s]: %s, cannot be less than the completion date of the child plan: %s.";
 $lang->productplan->beginLetterParentTip = "The start date of the child plan[%s]: %s, cannot be less than the start date of the parent plan: %s.";
 $lang->productplan->endGreaterParentTip  = "The completion date of the child plan[%s]: %s, cannot be greater than the completion date of the parent plan: %s.";
+$lang->productplan->diffBranchesTip      = "The @branch@ %s of parent plan is not linked with the child plan. @branch@'s stories and bugs whill be removed from the plan. Do you want to save?";
 
 $lang->productplan->featureBar['browse']['all']    = 'All';
 $lang->productplan->featureBar['browse']['undone'] = 'Undone';
diff --git a/module/productplan/lang/fr.php b/module/productplan/lang/fr.php
index dc5390ac80..46bfcaf196 100644
--- a/module/productplan/lang/fr.php
+++ b/module/productplan/lang/fr.php
@@ -75,6 +75,9 @@ $lang->productplan->projectNotEmpty    = 'Project cannot be empty.';
 $lang->productplan->nextStep           = "Next step";
 $lang->productplan->summary            = "Total: <strong>%s</strong>, Parents: <strong>%s</strong>, Children: <strong>%s</strong>，Independent: <strong>%s</strong>.";
 $lang->productplan->checkedSummary     = "Seleted: <strong>%total%</strong>, Parents: <strong>%parent%</strong>, Children: <strong>%child%</strong>, Independent: <strong>%independent%</strong>.";
+$lang->productplan->confirmChangePlan  = "After the branch is unlinked, %s {$lang->SRCommon} and %s bugs under the branch will be removed from the plan at the same time, so still want to unassociate?";
+$lang->productplan->confirmRemoveStory = "After the branch is unlinked, %s {$lang->SRCommon} under the branch will be removed from the plan at the same time, so still want to unassociate?";
+$lang->productplan->confirmRemoveBug   = "After the branch is unlinked, %s bugs under the branch will be removed from the plan at the same time, so still want to unassociate?";
 
 $lang->productplan->id         = 'ID';
 $lang->productplan->product    = $lang->productCommon;
@@ -136,6 +139,7 @@ $lang->productplan->beginGreaterChildTip = "The start date of the parent plan[%s
 $lang->productplan->endLetterChildTip    = "The completion date of the parent plan[%s]: %s, cannot be less than the completion date of the child plan: %s.";
 $lang->productplan->beginLetterParentTip = "The start date of the child plan[%s]: %s, cannot be less than the start date of the parent plan: %s.";
 $lang->productplan->endGreaterParentTip  = "The completion date of the child plan[%s]: %s, cannot be greater than the completion date of the parent plan: %s.";
+$lang->productplan->diffBranchesTip      = "The @branch@ %s of parent plan is not linked with the child plan. @branch@'s stories and bugs whill be removed from the plan. Do you want to save?";
 
 $lang->productplan->featureBar['browse']['all']    = 'Tous';
 $lang->productplan->featureBar['browse']['undone'] = 'Undone';
diff --git a/module/productplan/lang/zh-cn.php b/module/productplan/lang/zh-cn.php
index 119714e9de..b1765303ea 100644
--- a/module/productplan/lang/zh-cn.php
+++ b/module/productplan/lang/zh-cn.php
@@ -75,6 +75,9 @@ $lang->productplan->projectNotEmpty    = '所属项目不能为空。';
 $lang->productplan->nextStep           = "下一步";
 $lang->productplan->summary            = "本页共 <strong>%s</strong> 个计划，父计划 <strong>%s</strong>，子计划 <strong>%s</strong>，独立计划 <strong>%s</strong>。";
 $lang->productplan->checkedSummary     = "共选中 <strong>%total%</strong> 个计划，父计划 <strong>%parent%</strong>，子计划 <strong>%child%</strong>，独立计划 <strong>%independent%</strong>。";
+$lang->productplan->confirmChangePlan  = "分支解除关联后，分支下的%s个{$lang->SRCommon}和%s个Bug将同步从计划中移除，是否解除？";
+$lang->productplan->confirmRemoveStory = "分支解除关联后，分支下的%s个{$lang->SRCommon}将同步从计划中移除，是否解除？";
+$lang->productplan->confirmRemoveBug   = "分支解除关联后，分支下的%s个Bug将同步从计划中移除，是否解除？";
 
 $lang->productplan->id         = '编号';
 $lang->productplan->product    = $lang->productCommon;
@@ -136,6 +139,7 @@ $lang->productplan->beginGreaterChildTip = "父计划[%s]的开始日期：%s，
 $lang->productplan->endLetterChildTip    = "父计划[%s]的完成日期：%s，不能小于子计划的完成日期: %s";
 $lang->productplan->beginLetterParentTip = "子计划[%s]的开始日期：%s，不能小于父计划的开始日期: %s";
 $lang->productplan->endGreaterParentTip  = "子计划[%s]的完成日期：%s，不能大于父计划的完成日期: %s";
+$lang->productplan->diffBranchesTip      = "父计划的@branch@ %s 未被子计划关联，对应@branch@的需求和bug将自动从计划中移除，是否保存？";
 
 $lang->productplan->featureBar['browse']['all']    = '全部';
 $lang->productplan->featureBar['browse']['undone'] = '未完成';
diff --git a/module/productplan/model.php b/module/productplan/model.php
index 0ff986ebe6..d378d62382 100644
--- a/module/productplan/model.php
+++ b/module/productplan/model.php
@@ -52,15 +52,28 @@ class productplanModel extends model
      * @access public
      * @return object
      */
-    public function getLast($productID, $branch = 0, $parent = 0)
+    public function getLast($productID, $branch = '', $parent = 0)
     {
+        $branchQuery = '';
+        if($branch !== '')
+        {
+            $branchQuery .= '(';
+            $branchCount = count(explode(',', $branch));
+            foreach(explode(',', $branch) as $index => $branchID)
+            {
+                $branchQuery .= "CONCAT(',', branch, ',') LIKE '%,$branchID,%'";
+                if($index < $branchCount - 1) $branchQuery .= ' AND ';
+            }
+            $branchQuery .= ')';
+        }
+
         return $this->dao->select('*')->from(TABLE_PRODUCTPLAN)
             ->where('deleted')->eq(0)
             ->beginIF($parent <= 0)->andWhere('parent')->le((int)$parent)->fi()
             ->beginIF($parent > 0)->andWhere('parent')->eq((int)$parent)->fi()
             ->andWhere('product')->eq((int)$productID)
             ->andWhere('end')->ne($this->config->productplan->future)
-            ->andWhere('branch')->eq($branch)
+            ->beginIF($branch !== '' and !empty($branchQuery))->andWhere($branchQuery)->fi()
             ->orderBy('end desc')
             ->limit(1)
             ->fetch();
@@ -216,9 +229,22 @@ class productplanModel extends model
      */
     public function getTopPlanPairs($productID, $branch = '', $exclude = '')
     {
+        $branchQuery = '';
+        if($branch !== '')
+        {
+            $branchQuery .= '(';
+            $branchCount = count(explode(',', $branch));
+            foreach(explode(',', $branch) as $index => $branchID)
+            {
+                $branchQuery .= "CONCAT(',', branch, ',') LIKE '%,$branchID,%'";
+                if($index < $branchCount - 1) $branchQuery .= ' AND ';
+            }
+            $branchQuery .= ')';
+        }
+
         $planPairs = $this->dao->select("id,title")->from(TABLE_PRODUCTPLAN)
             ->where('product')->eq($productID)
-            ->beginIF($branch !== '')->andWhere('branch')->eq($branch)->fi()
+            ->beginIF($branch !== '' and !empty($branchQuery))->andWhere($branchQuery)->fi()
             ->andWhere('parent')->le(0)
             ->andWhere('deleted')->eq(0)
             ->beginIF($exclude)->andWhere('status')->notin($exclude)
@@ -240,28 +266,43 @@ class productplanModel extends model
      */
     public function getPairs($product = 0, $branch = '', $param = '', $skipParent = false)
     {
-        $date = date('Y-m-d');
-        $plans = $this->dao->select('t1.id,t1.title,t1.parent,t1.begin,t1.end,t2.name as branchName,t3.type as productType')->from(TABLE_PRODUCTPLAN)->alias('t1')
-            ->leftJoin(TABLE_BRANCH)->alias('t2')->on('t2.id=t1.branch')
+        $this->app->loadLang('branch');
+
+        $date  = date('Y-m-d');
+
+        $branchQuery = '';
+        if($branch !== '' and $branch != 'all')
+        {
+            $branchQuery .= '(';
+            $branchCount = count(explode(',', $branch));
+            foreach(explode(',', $branch) as $index => $branchID)
+            {
+                $branchQuery .= "FIND_IN_SET('$branchID', t1.branch)";
+                if($index < $branchCount - 1) $branchQuery .= ' OR ';
+            }
+            $branchQuery .= ')';
+        }
+
+        $plans = $this->dao->select('t1.id,t1.title,t1.parent,t1.begin,t1.end,t3.type as productType,t1.branch')->from(TABLE_PRODUCTPLAN)->alias('t1')
             ->leftJoin(TABLE_PRODUCT)->alias('t3')->on('t3.id=t1.product')
             ->where('t1.product')->in($product)
             ->andWhere('t1.deleted')->eq(0)
-            ->beginIF($branch !== '' and $branch != 'all')->andWhere('t1.branch')->in("0,$branch")->fi()
+            ->beginIF(!empty($branchQuery))->andWhere($branchQuery)->fi()
             ->beginIF(strpos($param, 'unexpired') !== false)->andWhere('t1.end')->ge($date)->fi()
             ->beginIF(strpos($param, 'noclosed')  !== false)->andWhere('t1.status')->ne('closed')->fi()
             ->orderBy('t1.begin desc')
             ->fetchAll('id');
 
         $plans     = $this->reorder4Children($plans);
+        $plans     = $this->relationBranch($plans);
         $planPairs = array();
-        $this->app->loadLang('branch');
         foreach($plans as $plan)
         {
             if($skipParent and $plan->parent == '-1') continue;
             if($plan->parent > 0 and isset($plans[$plan->parent])) $plan->title = $plans[$plan->parent]->title . ' /' . $plan->title;
             $planPairs[$plan->id] = $plan->title . " [{$plan->begin} ~ {$plan->end}]";
             if($plan->begin == $this->config->productplan->future and $plan->end == $this->config->productplan->future) $planPairs[$plan->id] = $plan->title . ' ' . $this->lang->productplan->future;
-            if($plan->productType != 'normal') $planPairs[$plan->id] = ($plan->branchName ? $plan->branchName : $this->lang->branch->main) . ' / ' . $planPairs[$plan->id];
+            if($plan->productType != 'normal') $planPairs[$plan->id] = $planPairs[$plan->id] . ' / ' . ($plan->branchName ? $plan->branchName : $this->lang->branch->main);
         }
         return array('' => '') + $planPairs;
     }
@@ -280,12 +321,26 @@ class productplanModel extends model
         $date   = date('Y-m-d');
         $param  = strtolower($param);
         $branch = strpos($param, 'withmainplan') !== false ? "0,$branch" : $branch;
+
+        $branchQuery = '';
+        if($branch !== '' and $branch != 'all')
+        {
+            $branchQuery .= '(';
+            $branchCount = count(explode(',', $branch));
+            foreach(explode(',', $branch) as $index => $branchID)
+            {
+                $branchQuery .= "FIND_IN_SET('$branchID', branch)";
+                if($index < $branchCount - 1) $branchQuery .= ' OR ';
+            }
+            $branchQuery .= ')';
+        }
+
         $plans  = $this->dao->select('id,title,parent,begin,end')->from(TABLE_PRODUCTPLAN)
             ->where('product')->in($product)
             ->andWhere('deleted')->eq(0)
             ->beginIF(strpos($param, 'unexpired') !== false)->andWhere('end')->ge($date)->fi()
             ->beginIF(strpos($param, 'noclosed') !== false)->andWhere('status')->ne('closed')->fi()
-            ->beginIF($branch !== 'all' and $branch !== '')->andWhere("branch")->in($branch)->fi()
+            ->beginIF($branch !== 'all' and $branch !== '')->andWhere($branchQuery)->fi()
             ->orderBy('begin desc')
             ->fetchAll('id');
 
@@ -310,7 +365,7 @@ class productplanModel extends model
     /**
      * Get plans for products
      *
-     * @param  int    $products
+     * @param  array  $products
      * @access public
      * @return void
      */
@@ -348,32 +403,39 @@ class productplanModel extends model
     {
         $date  = date('Y-m-d');
         $param = strtolower($param);
-        $plans = $this->dao->select('*')->from(TABLE_PRODUCTPLAN)
-            ->where('deleted')->eq(0)
-            ->beginIF($products)->andWhere('product')->in($products)->fi()
-            ->beginIF(strpos($param, 'unexpired') !== false)->andWhere('end')->ge($date)->fi()
-            ->orderBy($orderBy)
+        $plans = $this->dao->select('t1.*,t2.type as productType')->from(TABLE_PRODUCTPLAN)->alias('t1')
+            ->leftJoin(TABLE_PRODUCT)->alias('t2')->on('t2.id=t1.product')
+            ->where('t1.deleted')->eq(0)
+            ->beginIF($products)->andWhere('t1.product')->in($products)->fi()
+            ->beginIF(strpos($param, 'unexpired') !== false)->andWhere('t1.end')->ge($date)->fi()
+            ->orderBy('t1.' . $orderBy)
             ->fetchAll('id');
 
         if(!empty($plans) and $field == 'name') $plans = $this->reorder4Children($plans);
 
+        $plans = $this->relationBranch($plans);
+
         $parentTitle = array();
         $planGroup   = array();
         foreach($plans as $plan)
         {
-            if(!isset($planGroup[$plan->product][$plan->branch])) $planGroup[$plan->product][$plan->branch] = array('' => '');
-
-            if($plan->parent == '-1' and strpos($param, 'skipparent') !== false) continue;
-
-            if($field == 'name')
+            foreach(explode(',', $plan->branch) as $branch)
             {
-                if($plan->parent > 0 and isset($plans[$plan->parent])) $plan->title = $plans[$plan->parent]->title . ' /' . $plan->title;
-                $planGroup[$plan->product][$plan->branch][$plan->id] = $plan->title . " [{$plan->begin} ~ {$plan->end}]";
-                if($plan->begin == $this->config->productplan->future and $plan->end == $this->config->productplan->future) $planGroup[$plan->product][$plan->branch][$plan->id] = $plan->title . ' ' . $this->lang->productplan->future;
-            }
-            else
-            {
-                $planGroup[$plan->product][$plan->branch][$plan->id] = $plan;
+                if(!isset($planGroup[$plan->product][$branch])) $planGroup[$plan->product][$branch] = array('' => '');
+
+                if($plan->parent == '-1' and strpos($param, 'skipparent') !== false) continue 2;
+
+                if($field == 'name')
+                {
+                    if($plan->parent > 0 and isset($plans[$plan->parent])) $plan->title = $plans[$plan->parent]->title . ' /' . $plan->title;
+                    $planGroup[$plan->product][$branch][$plan->id] = $plan->title . " [{$plan->begin} ~ {$plan->end}]";
+                    if($plan->begin == $this->config->productplan->future and $plan->end == $this->config->productplan->future) $planGroup[$plan->product][$branch][$plan->id] = $plan->title . ' ' . $this->lang->productplan->future;
+                    if($plan->productType != 'normal') $planGroup[$plan->product][$branch][$plan->id] = $planGroup[$plan->product][$branch][$plan->id] . ' / ' . ($plan->branchName ? $plan->branchName : $this->lang->branch->main);
+                }
+                else
+                {
+                    $planGroup[$plan->product][$branch][$plan->id] = $plan;
+                }
             }
         }
         return $planGroup;
@@ -429,10 +491,13 @@ class productplanModel extends model
         $planPairs = array();
         foreach($plans as $planID => $plan)
         {
-            if($skipParent and $plan->parent == '-1') continue;
+            foreach(explode(',', $plan->branch) as $branch)
+            {
+                if($skipParent and $plan->parent == '-1') continue 2;
 
-            if($plan->parent > 0 and isset($plans[$plan->parent])) $plan->title = $plans[$plan->parent]->title . ' /' . $plan->title;
-            $planPairs[$plan->branch][$planID] = $plan->title . ' [' . $plan->begin . '~' . $plan->end . ']';
+                if($plan->parent > 0 and isset($plans[$plan->parent])) $plan->title = $plans[$plan->parent]->title . ' /' . $plan->title;
+                $planPairs[$branch][$planID] = $plan->title . ' [' . $plan->begin . '~' . $plan->end . ']';
+            }
         }
         return $planPairs;
     }
@@ -450,9 +515,18 @@ class productplanModel extends model
             ->setIF($this->post->future || empty($_POST['end']), 'end', $this->config->productplan->future)
             ->setDefault('createdBy', $this->app->user->account)
             ->setDefault('createdDate', helper::now())
+            ->setDefault('branch', 0)
+            ->join('branch', ',')
             ->remove('delta,uid,future')
             ->get();
 
+        $product = $this->loadModel('product')->getByID($plan->product);
+        if($product->type != 'normal' and !isset($_POST['branch']))
+        {
+            $this->lang->product->branch = sprintf($this->lang->product->branch, $this->lang->product->branchName[$product->type]);
+            dao::$errors['branch'] = sprintf($this->lang->error->notempty, $this->lang->product->branch);
+        }
+
         if($plan->parent > 0)
         {
             $parentPlan = $this->getByID($plan->parent);
@@ -477,8 +551,7 @@ class productplanModel extends model
         if(dao::isError()) return false;
 
         $plan = $this->loadModel('file')->processImgURL($plan, $this->config->productplan->editor->create['id'], $this->post->uid);
-        $this->dao->insert(TABLE_PRODUCTPLAN)
-            ->data($plan)
+        $this->dao->insert(TABLE_PRODUCTPLAN)->data($plan)
             ->autoCheck()
             ->batchCheck($this->config->productplan->create->requiredFields, 'notempty')
             ->checkIF(!$this->post->future && !empty($_POST['begin']) && !empty($_POST['end']), 'end', 'ge', $plan->begin)
@@ -489,24 +562,10 @@ class productplanModel extends model
             $planID = $this->dao->lastInsertID();
             $this->file->updateObjectID($this->post->uid, $planID, 'plan');
             $this->loadModel('score')->create('productplan', 'create', $planID);
-            if(!empty($plan->parent))
+            if(!empty($plan->parent) and $parentPlan->parent == '0')
             {
-                if($parentPlan->parent == '0')
-                {
-                    $this->dao->update(TABLE_PRODUCTPLAN)->set('parent')->eq('-1')->where('id')->eq($plan->parent)->andWhere('parent')->eq('0')->exec();
-
-                    /* Transfer stories and bugs linked with the parent plan to the child plan. */
-                    $this->dao->update(TABLE_PLANSTORY)->set('plan')->eq($planID)->where('plan')->eq($plan->parent)->exec();
-                    $this->dao->update(TABLE_BUG)->set('plan')->eq($planID)->where('plan')->eq($plan->parent)->exec();
-                    $stories = $this->dao->select('*')->from(TABLE_STORY)->where("CONCAT(',', plan, ',')")->like("%,{$plan->parent},%")->fetchAll('id');
-                    foreach($stories as $storyID => $story)
-                    {
-                        $storyPlan = str_replace(",{$plan->parent},", ",$planID,", ",$story->plan,");
-                        $storyPlan = trim($storyPlan, ',');
-
-                        $this->dao->update(TABLE_STORY)->set('plan')->eq($storyPlan)->where('id')->eq($storyID)->exec();
-                    }
-                }
+                $plan->id = $planID;
+                $this->transferStoriesAndBugs($plan);
             }
             return $planID;
         }
@@ -525,10 +584,19 @@ class productplanModel extends model
         $plan = fixer::input('post')->stripTags($this->config->productplan->editor->edit['id'], $this->config->allowedTags)
             ->setIF($this->post->future or empty($_POST['begin']), 'begin', $this->config->productplan->future)
             ->setIF($this->post->future or empty($_POST['end']), 'end', $this->config->productplan->future)
+            ->setDefault('branch', 0)
+            ->join('branch', ',')
             ->add('id', $planID)
             ->remove('delta,uid,future')
             ->get();
 
+        $product = $this->loadModel('product')->getByID($oldPlan->product);
+        if($product->type != 'normal' and $oldPlan->parent != -1 and !isset($_POST['branch']))
+        {
+            $this->lang->product->branch = sprintf($this->lang->product->branch, $this->lang->product->branchName[$product->type]);
+            dao::$errors['branch'] = sprintf($this->lang->error->notempty, $this->lang->product->branch);
+        }
+
         $parentPlan = $this->getByID($plan->parent);
         $futureTime = $this->config->productplan->future;
 
@@ -545,9 +613,9 @@ class productplanModel extends model
         }
         elseif($oldPlan->parent == -1 and ($plan->begin != $futureTime or $plan->end != $futureTime))
         {
-            $childPlans   = $this->getChildren($planID);
-            $minBegin     = $plan->begin;
-            $maxEnd       = $plan->end;
+            $childPlans = $this->getChildren($planID);
+            $minBegin   = $plan->begin;
+            $maxEnd     = $plan->end;
             foreach($childPlans as $childID => $childPlan)
             {
                 $childPlan = isset($plans[$childID]) ? $plans[$childID] : $childPlan;
@@ -560,8 +628,7 @@ class productplanModel extends model
 
         if(dao::isError()) return false;
         $plan = $this->loadModel('file')->processImgURL($plan, $this->config->productplan->editor->edit['id'], $this->post->uid);
-        $this->dao->update(TABLE_PRODUCTPLAN)
-            ->data($plan)
+        $this->dao->update(TABLE_PRODUCTPLAN)->data($plan)
             ->autoCheck()
             ->batchCheck($this->config->productplan->edit->requiredFields, 'notempty')
             ->checkIF(!$this->post->future && !empty($_POST['begin']) && !empty($_POST['end']), 'end', 'ge', $plan->begin)
@@ -576,25 +643,7 @@ class productplanModel extends model
         if(!dao::isError())
         {
             $this->file->updateObjectID($this->post->uid, $planID, 'plan');
-            if(!empty($plan->parent))
-            {
-                if($parentPlan->parent == '0')
-                {
-                    $this->dao->update(TABLE_PRODUCTPLAN)->set('parent')->eq('-1')->where('id')->eq($plan->parent)->andWhere('parent')->eq('0')->exec();
-
-                    /* Transfer stories and bugs linked with the parent plan to the child plan. */
-                    $this->dao->update(TABLE_PLANSTORY)->set('plan')->eq($planID)->where('plan')->eq($plan->parent)->exec();
-                    $this->dao->update(TABLE_BUG)->set('plan')->eq($planID)->where('plan')->eq($plan->parent)->exec();
-                    $stories = $this->dao->select('*')->from(TABLE_STORY)->where("CONCAT(',', plan, ',')")->like("%,{$plan->parent},%")->fetchAll('id');
-                    foreach($stories as $storyID => $story)
-                    {
-                        $storyPlan = str_replace(",{$plan->parent},", ",$planID,", ",$story->plan,");
-                        $storyPlan = trim($storyPlan, ',');
-
-                        $this->dao->update(TABLE_STORY)->set('plan')->eq($storyPlan)->where('id')->eq($storyID)->exec();
-                    }
-                }
-            }
+            if(!empty($plan->parent) and $parentPlan->parent == '0') $this->transferStoriesAndBugs($plan);
             return common::createChanges($oldPlan, $plan);
         }
     }
@@ -707,13 +756,20 @@ class productplanModel extends model
 
         $plans = array();
         $extendFields = $this->getFlowExtendFields();
+        $product      = $this->loadModel('product')->getByID($productID);
         foreach($data->id as $planID)
         {
+            if($product->type != 'normal' and $oldPlans[$planID]->parent != '-1' and !isset($data->branch[$planID]))
+            {
+                $this->lang->product->branch = sprintf($this->lang->product->branch, $this->lang->product->branchName[$product->type]);
+                return helper::end(js::error(sprintf($this->lang->error->notempty, $this->lang->product->branch)));
+            }
+
             $isFuture = isset($data->future[$planID]) ? true : false;
             if(isset($data->status[$planID]) and $data->status[$planID] != 'wait') $isFuture = false;
 
             $plan = new stdclass();
-            $plan->branch = isset($data->branch[$planID]) ? $data->branch[$planID] : $oldPlans[$planID]->branch;
+            $plan->branch = isset($data->branch[$planID]) ? join(',', $data->branch[$planID]) : $oldPlans[$planID]->branch;
             $plan->title  = $data->title[$planID];
             $plan->begin  = isset($data->begin[$planID]) ? $data->begin[$planID] : '';
             $plan->end    = isset($data->end[$planID]) ? $data->end[$planID] : '';
@@ -721,8 +777,8 @@ class productplanModel extends model
             $plan->parent = $oldPlans[$planID]->parent;
             $plan->id     = $planID;
 
-            if(empty($plan->title)) return print(js::alert(sprintf($this->lang->productplan->errorNoTitle, $planID)));
-            if($plan->begin > $plan->end and !empty($plan->end)) return print(js::alert(sprintf($this->lang->productplan->beginGeEnd, $planID)));
+            if(empty($plan->title)) return helper::end(js::alert(sprintf($this->lang->productplan->errorNoTitle, $planID)));
+            if($plan->begin > $plan->end and !empty($plan->end)) return helper::end(js::alert(sprintf($this->lang->productplan->beginGeEnd, $planID)));
 
             if($plan->begin == '') $plan->begin = $this->config->productplan->future;
             if($plan->end   == '') $plan->end   = $this->config->productplan->future;
@@ -746,14 +802,14 @@ class productplanModel extends model
             /* Determine whether the begin and end dates of the parent plan and the child plan are correct. */
             if($parentID > 0)
             {
-                $parent   = isset($plans[$parentID]) ? $plans[$parentID] : $this->getByID($parentID);
+                $parent = isset($plans[$parentID]) ? $plans[$parentID] : $this->getByID($parentID);
                 if($parent->begin != $this->config->productplan->future and $plan->begin != $this->config->productplan->future and $plan->begin < $parent->begin)
                 {
-                    return print(js::alert(sprintf($this->lang->productplan->beginLetterParentTip, $planID, $plan->begin, $parent->begin)));
+                    return helper::end(js::alert(sprintf($this->lang->productplan->beginLetterParentTip, $planID, $plan->begin, $parent->begin)));
                 }
                 elseif($parent->end != $this->config->productplan->future and $plan->end != $this->config->productplan->future and $plan->end > $parent->end)
                 {
-                    return print(js::alert(sprintf($this->lang->productplan->endGreaterParentTip, $planID, $plan->end, $parent->end)));
+                    return helper::end(js::alert(sprintf($this->lang->productplan->endGreaterParentTip, $planID, $plan->end, $parent->end)));
                 }
             }
             elseif($parentID == -1 and $plan->begin != $this->config->productplan->future)
@@ -767,8 +823,8 @@ class productplanModel extends model
                     if($childPlan->begin < $minBegin and $minBegin != $this->config->productplan->future) $minBegin = $childPlan->begin;
                     if($childPlan->end > $maxEnd and $maxEnd != $this->config->productplan->future) $maxEnd = $childPlan->end;
                 }
-                if($minBegin < $plan->begin and $minBegin != $this->config->productplan->future) return print(js::alert(sprintf($this->lang->productplan->beginGreaterChildTip, $planID, $plan->begin, $minBegin)));
-                if($maxEnd > $plan->end and $maxEnd != $this->config->productplan->future) return print(js::alert(sprintf($this->lang->productplan->endLetterChildTip, $planID, $plan->end, $maxEnd)));
+                if($minBegin < $plan->begin and $minBegin != $this->config->productplan->future) return helper::end(js::alert(sprintf($this->lang->productplan->beginGreaterChildTip, $planID, $plan->begin, $minBegin)));
+                if($maxEnd > $plan->end and $maxEnd != $this->config->productplan->future) return helper::end(js::alert(sprintf($this->lang->productplan->endLetterChildTip, $planID, $plan->end, $maxEnd)));
             }
 
             $change = common::createChanges($oldPlans[$planID], $plan);
@@ -776,7 +832,7 @@ class productplanModel extends model
             {
                 if($parentID > 0 and !isset($parents[$parentID])) $parents[$parentID] = $parentID;
                 $this->dao->update(TABLE_PRODUCTPLAN)->data($plan)->autoCheck()->checkFlow()->where('id')->eq($planID)->exec();
-                if(dao::isError()) return print(js::error(dao::getError()));
+                if(dao::isError()) return helper::end(js::error(dao::getError()));
                 $changes[$planID] = $change;
             }
         }
@@ -918,27 +974,9 @@ class productplanModel extends model
             if(strpos(",$story->plan,", ",{$planID},") !== false) continue;
 
             /* Update the plan linked with the story and the order of the story in the plan. */
-            if($this->session->currentProductType == 'normal' or $story->branch != 0 or empty($story->plan))
-            {
-                $this->dao->update(TABLE_STORY)->set("plan")->eq($planID)->where('id')->eq((int)$storyID)->exec();
+            $this->dao->update(TABLE_STORY)->set("plan")->eq($planID)->where('id')->eq((int)$storyID)->exec();
 
-                $this->story->updateStoryOrderOfPlan($storyID, $planID, $story->plan);
-            }
-            else
-            {
-                $branchPlanPairs = $this->dao->select('branch, id as plan')->from(TABLE_PRODUCTPLAN)
-                    ->where('product')->eq($story->product)
-                    ->andWhere('id')->in($story->plan)
-                    ->fetchPairs();
-                if(isset($branchPlanPairs[$plan->branch])) $branchPlanPairs[$plan->branch] = $planID;
-
-                $plansOfStory = implode(',', $branchPlanPairs);
-                $plansOfStory = trim($plansOfStory, ',');
-
-                $this->dao->update(TABLE_STORY)->set("plan")->eq($plansOfStory)->where('id')->eq((int)$storyID)->exec();
-
-                $this->story->updateStoryOrderOfPlan($storyID, $planID);
-            }
+            $this->story->updateStoryOrderOfPlan($storyID, $planID, $story->plan);
 
             $this->action->create('story', $storyID, 'linked2plan', '', $planID);
             $this->story->setStage($storyID);
@@ -1026,9 +1064,12 @@ class productplanModel extends model
             $planStory   = $this->loadModel('story')->getPlanStories($planID);
             if(!empty($planStory))
             {
+                $projectProducts = $this->loadModel('project')->getBranchesByProject($projectID);
+
                 foreach($planStory as $id => $story)
                 {
-                    if($story->status == 'draft' or $story->status == 'reviewing')
+                    $projectBranches = zget($projectProducts, $story->product, array());
+                    if($story->status == 'draft' or $story->status == 'reviewing' or (!empty($story->branch) and !empty($projectBranches) and !isset($projectBranches[$story->branch])))
                     {
                         unset($planStory[$id]);
                         continue;
@@ -1080,6 +1121,46 @@ class productplanModel extends model
         return $plans;
     }
 
+    /**
+     * Get relation branch for plans.
+     *
+     * @param  array    $plans
+     * @access public
+     * @return array
+     */
+    public function relationBranch($plans)
+    {
+        if(empty($plans)) return $plans;
+
+        $this->app->loadLang('branch');
+        $branchMap = $this->dao->select('id, name')->from(TABLE_BRANCH)
+            ->where('status')->eq('active')
+            ->andWhere('deleted')->eq('0')
+            ->fetchPairs('id', 'name');
+        $branchMap[BRANCH_MAIN] = $this->lang->branch->main;
+
+        foreach($plans as &$plan)
+        {
+            if($plan->branch)
+            {
+                $branchName = '';
+                foreach(explode(',', $plan->branch) as $planBranch)
+                {
+                    $branchName .= isset($branchMap[$planBranch]) ? $branchMap[$planBranch] : '';
+                    $branchName .= ',';
+                }
+
+                $plan->branchName = trim($branchName, ',');
+            }
+            else
+            {
+                $plan->branchName = $this->lang->branch->main;
+            }
+        }
+
+        return $plans;
+    }
+
     /**
      * Judge an action is clickable or not.
      *
@@ -1246,4 +1327,47 @@ class productplanModel extends model
         if($product->type == 'normal') unset($this->config->productplan->search['fields']['branch']);
         $this->loadModel('search')->setSearchParams($this->config->productplan->search);
     }
+
+    /**
+     * Transfer stories and bugs to new plan.
+     *
+     * @param  object $plan
+     * @access public
+     * @return void
+     */
+    public function transferStoriesAndBugs($plan)
+    {
+        $this->dao->update(TABLE_PRODUCTPLAN)->set('parent')->eq('-1')->where('id')->eq($plan->parent)->andWhere('parent')->eq('0')->exec();
+
+        /* Transfer stories linked with the parent plan to the child plan. */
+        $stories = $this->dao->select('*')->from(TABLE_STORY)->where("CONCAT(',', plan, ',')")->like("%,{$plan->parent},%")->fetchAll('id');
+        $unlinkStories = array();
+        foreach($stories as $storyID => $story)
+        {
+            if(!empty($story->branch) and strpos(",$plan->branch,", ",$story->branch,") === false)
+            {
+                $unlinkStories[$storyID] = $storyID;
+                $storyPlan = str_replace(",{$plan->parent},", ',', ",$story->plan,");
+            }
+            else
+            {
+                $storyPlan = str_replace(",{$plan->parent},", ",$plan->id,", ",$story->plan,");
+            }
+            $storyPlan = trim($storyPlan, ',');
+
+            $this->dao->update(TABLE_STORY)->set('plan')->eq($storyPlan)->where('id')->eq($storyID)->exec();
+        }
+        if(!empty($unlinkStories)) $this->dao->delete()->from(TABLE_PLANSTORY)->where('plan')->eq($plan->parent)->andWhere('story')->in($unlinkStories)->exec();
+        $this->dao->update(TABLE_PLANSTORY)->set('plan')->eq($plan->id)->where('plan')->eq($plan->parent)->exec();
+
+        /* Transfer bugs linked with the parent plan to the child plan. */
+        $bugs = $this->dao->select('*')->from(TABLE_BUG)->where('plan')->eq($plan->parent)->fetchAll('id');
+        $unlinkBugs = array();
+        foreach($bugs as $bugID => $bug)
+        {
+            if(!empty($bug->branch) and strpos(",$plan->branch,", ",$bug->branch,") === false) $unlinkBugs[$bugID] = $bugID;
+        }
+        if(!empty($unlinkBugs)) $this->dao->update(TABLE_BUG)->set('plan')->eq(0)->where('plan')->eq($plan->parent)->andWhere('id')->in($unlinkBugs)->exec();
+        $this->dao->update(TABLE_BUG)->set('plan')->eq($plan->id)->where('plan')->eq($plan->parent)->exec();
+    }
 }
diff --git a/module/productplan/view/batchedit.html.php b/module/productplan/view/batchedit.html.php
index 545a57289a..c9823725b0 100644
--- a/module/productplan/view/batchedit.html.php
+++ b/module/productplan/view/batchedit.html.php
@@ -23,7 +23,7 @@
         <tr class='text-center'>
           <th class='c-id'><?php echo $lang->productplan->id?></th>
           <?php if($product->type != 'normal'):?>
-          <th class='c-branch'><?php echo $lang->productplan->branch;?></th>
+          <th class='c-branch'><?php echo $lang->product->branch;?></th>
           <?php endif;?>
           <th class='required'><?php echo $lang->productplan->title?></th>
           <th class='c-status'><?php echo $lang->productplan->status?></th>
@@ -43,8 +43,18 @@
           <td class='text-center'><?php echo $plan->id . html::hidden("id[$plan->id]", $plan->id);?></td>
           <?php if($product->type != 'normal'):?>
           <td class='text-left'>
-            <?php $disabled = $plan->parent == -1 ? "disabled='disabled'" : '';?>
-            <?php echo html::select("branch[$plan->id]", $plan->parent == '-1' ? '' : $branchTagOption, $plan->branch, "onchange='getConflictStories($plan->id, this.value); 'class='form-control chosen' $disabled");?>
+            <?php
+            $disabled       = $plan->parent == -1 ? "disabled='disabled'" : '';
+            $parentBranches = array();
+            if($plan->parent > 0 and isset($parentList[$plan->parent]))
+            {
+                foreach($branchTagOption as $branchID => $branchName)
+                {
+                    if(strpos(",{$parentList[$plan->parent]->branch},", ",$branchID,") !== false) $parentBranches[$branchID] = $branchName;
+                }
+            }
+            echo html::select("branch[$plan->id][]", ($plan->parent > 0 and !empty($parentBranches)) ? $parentBranches : $branchTagOption, $plan->branch, "onchange='getConflictStories($plan->id); 'class='form-control chosen' multiple $disabled");
+            ?>
           </td>
           <?php endif;?>
           <td title='<?php echo $plan->title?>'><?php echo html::input("title[$plan->id]", $plan->title, "class='form-control'")?></td>
diff --git a/module/productplan/view/browsebylist.html.php b/module/productplan/view/browsebylist.html.php
index a81c574f0e..7eabe9d192 100644
--- a/module/productplan/view/browsebylist.html.php
+++ b/module/productplan/view/browsebylist.html.php
@@ -161,7 +161,9 @@
         <td><?php echo zget($statusList, $plan->status)?></td>
         <?php endif;?>
         <?php if($this->session->currentProductType != 'normal'):?>
-        <td class='c-branch' title='<?php echo $branchOption[$plan->branch];?>'><?php if($plan->parent != '-1') echo $branchOption[$plan->branch];?></td>
+        <?php $planBranches = '';?>
+        <?php foreach(explode(',', $plan->branch) as $branchID) $planBranches .= $branchOption[$branchID] . ',';?>
+        <td class='c-branch' title='<?php echo trim($planBranches, ',');?>'><?php echo trim($planBranches, ',');?></td>
         <?php endif;?>
         <td><?php echo $plan->begin == $config->productplan->future ? $lang->productplan->future : $plan->begin;?></td>
         <td><?php echo $plan->end == $config->productplan->future ? $lang->productplan->future : $plan->end;?></td>
diff --git a/module/productplan/view/create.html.php b/module/productplan/view/create.html.php
index 823eb1a0e4..01a0a00b82 100644
--- a/module/productplan/view/create.html.php
+++ b/module/productplan/view/create.html.php
@@ -15,6 +15,7 @@
 <?php js::set('weekend', $config->execution->weekend);?>
 <?php js::set('productID', $productID);?>
 <?php js::set('lastLang', $lang->productplan->last);?>
+<?php js::set('parentPlanID', $parent);?>
 <?php js::import($jsRoot . 'misc/date.js');?>
 <div id='mainContent'class='main-content'>
   <div class='center-block'>
@@ -35,13 +36,22 @@
             <th><?php echo $lang->productplan->product;?></th>
             <td class='muted'><?php echo $product->name;?></td><td></td><td></td>
           </tr>
+          <?php endif;?>
           <?php if($product->type != 'normal'):?>
           <tr>
             <th><?php echo $lang->product->branch;?></th>
-            <td><?php echo html::select('branch', $branches, $branch, "class='form-control chosen'");?></td><td></td><td></td>
+            <?php
+            if($parent)
+            {
+                foreach($branches as $branchID => $branchName)
+                {
+                    if(strpos(",$parentPlan->branch,", ",$branchID,") === false) unset($branches[$branchID]);
+                }
+            }
+            ?>
+            <td><?php echo html::select('branch[]', $branches, '', "class='form-control chosen' multiple required");?></td><td></td><td></td>
           </tr>
           <?php endif;?>
-          <?php endif;?>
           <tr>
             <th><?php echo $lang->productplan->title;?></th>
             <td><?php echo html::input('title', '', "class='form-control' required");?></td>
@@ -50,7 +60,7 @@
           <?php if(!$parent):?>
           <tr>
             <th><?php echo $lang->productplan->parent;?></th>
-            <td><?php echo html::select('parent', array('0' => '') + $parentPlanPairs, '', "class='form-control chosen'");?>
+            <td><?php echo html::select('parent', array(0 => '') + $parentPlanPairs, 0, "class='form-control chosen'");?>
           </tr>
           <?php endif;?>
           <tr>
@@ -79,7 +89,6 @@
               <?php echo html::backButton();?>
               <?php echo html::hidden('product', $product->id);?>
               <?php if($parent):?>
-              <?php echo html::hidden('branch', $parentPlan->branch);?>
               <?php echo html::hidden('parent', $parent);?>
               <?php endif;?>
             </td>
diff --git a/module/productplan/view/edit.html.php b/module/productplan/view/edit.html.php
index 2deed208bc..469eb90018 100644
--- a/module/productplan/view/edit.html.php
+++ b/module/productplan/view/edit.html.php
@@ -33,7 +33,7 @@
           <?php if($product->type != 'normal' and $plan->parent != '-1'):?>
           <tr>
             <th><?php echo $lang->product->branch;?></th>
-            <td><?php echo html::select('branch', $branchTagOption, $plan->branch, "onchange='getConflictStories($plan->id, this.value); 'class='form-control'");?></td><td></td><td></td>
+            <td><?php echo html::select('branch[]', $branchTagOption, $plan->branch, "onchange='getConflictStories($plan->id);' class='form-control chosen' multiple");?></td><td></td><td></td>
           </tr>
           <?php endif;?>
           <?php endif;?>
@@ -46,7 +46,7 @@
           <?php else:?>
           <tr>
             <th><?php echo $lang->productplan->parent;?></th>
-            <td><?php echo html::select('parent', array('0' => '') + $parentPlanPairs, $plan->parent, "class='form-control chosen'");?>
+            <td><?php echo html::select('parent', array(0 => '') + $parentPlanPairs, $plan->parent, "class='form-control chosen'");?>
           </tr>
           <?php endif;?>
           <tr>
diff --git a/module/productplan/view/view.html.php b/module/productplan/view/view.html.php
index 4a7c514fda..47cf7f6a8a 100644
--- a/module/productplan/view/view.html.php
+++ b/module/productplan/view/view.html.php
@@ -31,7 +31,9 @@
     <div class='page-title'>
       <span class='label label-id'><?php echo $plan->id;?></span>
       <span title='<?php echo $plan->title;?>' class='text'><?php echo $plan->title;?></span>
-      <?php if($product->type !== 'normal') echo "<span title='{$lang->product->branchName[$product->type]}' class='label label-branch label-badge'>" . $branchOption[$branch] . '</span>';?>
+      <?php foreach(explode(',', $branch) as $branchID):?>
+      <?php if($product->type !== 'normal') echo "<span title='{$lang->product->branchName[$product->type]}' class='label label-branch label-badge'>" . $branchOption[$branchID] . '</span>';?>
+      <?php endforeach;?>
       <span class='label label-info label-badge'>
         <?php echo ($plan->begin == $config->productplan->future || $plan->end == $config->productplan->future) ? $lang->productplan->future : $plan->begin . '~' . $plan->end;?>
       </span>
@@ -559,7 +561,11 @@
                 <?php if($product->type != 'normal'):?>
                 <tr>
                   <th><?php echo $lang->product->branch;?></th>
-                  <td><?php echo $branchOption[$plan->branch];?></td>
+                  <?php
+                  $branches = '';
+                  foreach(explode(',', $branch) as $branchID) $branches .= "{$branchOption[$branchID]},";
+                  ?>
+                  <td><?php echo trim($branches, ',');?></td>
                 </tr>
                 <?php endif;?>
                 <tr>
diff --git a/module/project/control.php b/module/project/control.php
index 29463c7bb3..653339f752 100755
--- a/module/project/control.php
+++ b/module/project/control.php
@@ -492,12 +492,9 @@ class project extends control
                 $planIdList = array();
                 foreach($_POST['plans'] as $plans)
                 {
-                    foreach($plans as $planList)
+                    foreach($plans as $planID)
                     {
-                        foreach($planList as $planID)
-                        {
-                            $planIdList[$planID] = $planID;
-                        }
+                        $planIdList[$planID] = $planID;
                     }
                 }
 
@@ -587,10 +584,8 @@ class project extends control
             if(!$copyProject->hasProduct) $shadow = 1;
             foreach($products as $product)
             {
-                foreach($product->branches as $branch)
-                {
-                    $productPlans[$product->id][$branch] = $this->loadModel('productplan')->getPairs($product->id, $branch, 'noclosed', true);
-                }
+                $branches = implode(',', $product->branches);
+                $productPlans[$product->id] = $this->loadModel('productplan')->getPairs($product->id, $branches, 'noclosed', true);
             }
         }
 
@@ -722,9 +717,8 @@ class project extends control
 
         $withProgram = $this->config->systemMode == 'ALM' ? true : false;
 
-        $linkedBranches      = array();
         $linkedBranchList    = array();
-        $productPlans        = array(0 => '');
+        $productPlans        = array();
         $branches            = $this->project->getBranchesByProject($projectID);
         $linkedProductIdList = empty($branches) ? '' : array_keys($branches);
         $allProducts         = $this->program->getProductPairs($project->parent, 'all', 'noclosed', '', 0, $withProgram);
@@ -743,11 +737,10 @@ class project extends control
             if(!isset($allProducts[$productID])) $allProducts[$productID] = $linkedProduct->name;
             foreach($branches[$productID] as $branchID => $branch)
             {
-                $linkedBranchList[$branchID]           = $branchID;
-                $linkedBranches[$productID][$branchID] = $branchID;
+                $linkedBranchList[$branchID] = $branchID;
 
-                if($branch != BRANCH_MAIN) $productPlans[$productID][$branchID] = isset($plans[$productID][BRANCH_MAIN]) ? $plans[$productID][BRANCH_MAIN] : array();
-                $productPlans[$productID][$branchID] += isset($plans[$productID][$branchID]) ? $plans[$productID][$branchID] : array();
+                if($branch != BRANCH_MAIN) $productPlans[$productID] = isset($plans[$productID][BRANCH_MAIN]) ? $plans[$productID][BRANCH_MAIN] : array();
+                $productPlans[$productID] += isset($plans[$productID][$branchID]) ? $plans[$productID][$branchID] : array();
 
                 if(!empty($projectStories[$productID][$branchID]) or !empty($projectBranches[$productID][$branchID]))
                 {
@@ -773,7 +766,6 @@ class project extends control
         $this->view->multiBranchProducts      = $this->loadModel('product')->getMultiBranchPairs();
         $this->view->productPlans             = array_filter($productPlans);
         $this->view->linkedProducts           = $linkedProducts;
-        $this->view->linkedBranches           = $linkedBranches;
         $this->view->branches                 = $branches;
         $this->view->executions               = $this->execution->getPairs($projectID);
         $this->view->unmodifiableProducts     = $unmodifiableProducts;
@@ -1286,7 +1278,6 @@ class project extends control
         $this->view->branchOption    = $branchOption;
         $this->view->branchTagOption = $branchTagOption;
         $this->view->executions      = $executions;
-        $this->view->plans           = $this->loadModel('productplan')->getPairs($productID ? $productID : array_keys($products));
         $this->view->stories         = $storyList;
         $this->view->tasks           = $taskList;
         $this->view->projectPairs    = $this->project->getPairsByProgram();
diff --git a/module/project/css/create.css b/module/project/css/create.css
index cddcaaa13a..9d2c6d922c 100755
--- a/module/project/css/create.css
+++ b/module/project/css/create.css
@@ -15,16 +15,14 @@
 #budget {border-right: 0px;}
 #budgetUnit {border-left: 0px;}
 #projectName {display: inline-block; width: 32%;}
-#productsBox a {border-radius: 2px !important;}
-#productsBox .col-sm-4 {padding-right: 5px;}
-#productsBox .required:after {right: -9.5px !important;}
-#productsBox .addProduct {padding-left: 0px !important; padding-right: 10px;}
-#productsBox .addProduct.required:after {right: -1px !important;}
-#productsBox .input-group-addon > div {display: inline-block !important;}
-#productsBox .required + .text-danger.help-text {position: relative; left: 10px;}
-#productsBox > #productNameLabel {padding-top: 8px;}
-#plansBox .col-sm-4 {float: none; display: inline-block; padding-right: 5px;}
+.productsBox a {border-radius: 2px !important;}
+.productsBox .required:after {right: -9.5px !important;}
+.productsBox .addProduct {padding-left: 0px !important;}
+.productsBox .addProduct.required:after {right: -1px !important;}
+.productsBox .input-group-addon > div {display: inline-block !important;}
+.productsBox .required + .text-danger.help-text {position: relative; left: 10px;}
+.productsBox > #productNameLabel {padding-top: 8px;}
 .futureBox {vertical-align: top !important; padding-top: 13px !important;}
 #projectType {padding-top: 7px !important;}
 .division .icon-help {margin-left: 15px}
-.has-info {border-color: #0c64eb!important;}
\ No newline at end of file
+.has-info {border-color: #0c64eb!important;}
diff --git a/module/project/css/edit.css b/module/project/css/edit.css
index e586511016..12113d5d32 100644
--- a/module/project/css/edit.css
+++ b/module/project/css/edit.css
@@ -5,5 +5,4 @@
 #dateRange, .futureBox {vertical-align: top !important;  padding-top: 13px !important;}
 #endList {vertical-align: top; padding-top: 13px;}
 #linkPlan {padding-top: 25px !important;}
-#productsBox .row .col-sm-4.required::after {right: -5px;}
 #projectType {padding-top: 7px !important;}
diff --git a/module/project/js/common.js b/module/project/js/common.js
index 9234174496..7af601555d 100644
--- a/module/project/js/common.js
+++ b/module/project/js/common.js
@@ -138,134 +138,6 @@ function computeEndDate(delta)
     $('#days').trigger('mousedown');
 }
 
-/**
- * Load branches.
- *
- * @param  object   product
- * @access public
- * @return void
- */
-function loadBranches(product)
-{
-    /* When selecting a product, delete a plan that is empty by default. */
-    $("#planDefault").remove();
-
-    var chosenProducts = [];
-    $("#productsBox select[name^='products']").each(function()
-    {
-        var $product = $(product);
-        var productID = $(this).val();
-        if(productID > 0 && chosenProducts.indexOf(productID) == -1) chosenProducts.push(productID);
-        if($product.val() != 0 && $product.val() == $(this).val() && $product.attr('id') != $(this).attr('id') && !multiBranchProducts[$product.val()])
-        {
-            bootbox.alert(errorSameProducts);
-            $product.val(0);
-            $product.trigger("chosen:updated");
-            return false;
-        }
-    });
-
-    chosenProducts.length > 1 ? $('.division').removeClass('hide') : $('.division').addClass('hide');
-
-    if($('#productsBox .input-group:last select:first').val() != 0)
-    {
-        var length = $('#productsBox .row .input-group').size();
-        $('#productsBox .row').append('<div class="col-sm-4">' + $('#productsBox .col-sm-4:last').html() + '</div>');
-        if($('#productsBox .input-group:last select').size() >= 2) $('#productsBox .input-group:last select:last').remove();
-        $('#productsBox .input-group:last .chosen-container').remove();
-        $('#productsBox .input-group:last select:first').attr('name', 'products[' + length + ']').attr('id', 'products' + length);
-        $('#productsBox .input-group:last .chosen').chosen();
-
-        adjustProductBoxMargin();
-    }
-
-    var $inputgroup = $(product).closest('.input-group');
-    if($inputgroup.find('select').size() >= 2) $inputgroup.removeClass('has-branch').find('select:last').remove();
-    if($inputgroup.find('.chosen-container').size() >= 2) $inputgroup.find('.chosen-container:last').remove();
-
-    var index = $inputgroup.find('select:first').attr('id').replace('products' , '');
-    var oldBranch = $(product).attr('data-branch') !== undefined ? $(product).attr('data-branch') : 0;
-    $.get(createLink('branch', 'ajaxGetBranches', "productID=" + $(product).val() + "&oldBranch=" + oldBranch + "&param=active"), function(data)
-    {
-        if(data)
-        {
-            $inputgroup.addClass('has-branch').append(data);
-            $inputgroup.find('select:last').attr('name', 'branch[' + index + ']').attr('id', 'branch' + index).attr('onchange', "loadPlans('#products" + index + "', this.value)").chosen();
-
-            $inputgroup.find('select:last').each(disableSelectedBranch);
-            disableSelectedProduct();
-        }
-
-        var branchID = $('#branch' + index).val();
-        loadPlans(product, branchID);
-    });
-
-    if(!multiBranchProducts[$(product).val()]) disableSelectedProduct();
-
-    $("input[name='products[" + index + "]']").remove();
-    $("input[name='branch[" + index + "]']").remove();
-}
-
-function loadPlans(product, branchID)
-{
-    if($('#plansBox').size() == 0) return false;
-
-    var productID = $(product).val();
-    var branchID  = typeof(branchID) == 'undefined' ? 0 : branchID;
-    var planID    = $(product).attr('data-plan') !== undefined ? $(product).attr('data-plan') : 0;
-    var index     = $(product).attr('id').replace('products', '');
-
-    $("input[name='products[" + index + "]']").remove();
-    $("input[name='branch[" + index + "]']").remove();
-
-    $.get(createLink('product', 'ajaxGetPlans', "productID=" + productID + '&branch=0,' + branchID + '&planID=' + planID + '&fieldID&needCreate=&expired=unexpired,noclosed&param=skipParent,multiple'), function(data)
-    {
-        if(data)
-        {
-            if($("div#plan" + index).size() == 0) $("#plansBox .row").append('<div class="col-sm-4" id="plan' + index + '"></div>');
-            $("div#plan" + index).html(data).find('select').attr('name', 'plans[' + productID + ']' + '[' + branchID + '][]').attr('id', 'plans' + productID).chosen();
-
-            adjustPlanBoxMargin();
-        }
-    });
-}
-
-/**
- * Adjust the layout of product selection.
- *
- * @access public
- * @return void
- */
-function adjustProductBoxMargin()
-{
-    var productRows = Math.ceil($('#productsBox > .row > .col-sm-4').length / 3);
-    if(productRows > 1)
-    {
-        for(i = 1; i <= productRows - 1; i++)
-        {
-            $('#productsBox .col-sm-4:lt(' + (i * 3) + ')').css('margin-bottom', '10px');
-        }
-    }
-}
-
-/**
- * Adjust the layout of the plan selection.
- *
- * @access public
- * @return void
- */
-function adjustPlanBoxMargin()
-{
-    var planRows = Math.ceil($('#plansBox > .row > .col-sm-4').length / 3);
-    if(planRows > 1)
-    {
-        for(j = 1; j <= planRows - 1; j++)
-        {
-            $('#plansBox .col-sm-4:lt(' + (j * 3) + ')').css('margin-bottom', '10px');
-        }
-    }
-}
-
 /**
  * Initialization operation.
  *
diff --git a/module/project/js/create.js b/module/project/js/create.js
index 64daca13ba..1d1cdb8c1e 100644
--- a/module/project/js/create.js
+++ b/module/project/js/create.js
@@ -11,7 +11,7 @@ $(function()
         if(hasProduct == 1)
         {
             var chosenProducts = 0;
-            $("#productsBox select[name^='products']").each(function()
+            $(".productsBox select[name^='products']").each(function()
             {
                 if($(this).val() > 0) chosenProducts ++;
             });
@@ -29,16 +29,16 @@ $(function()
 
     setAclList($("#parent").val());
 
-    if(typeof(currentPlanID) == 'undefined')
+    if(typeof(currentPlanID) == 'undefined' && copyProjectID == 0)
     {
-        $('#productsBox select[id^="products"]').each(function()
+        $('.productsBox select[id^="products"]').each(function()
         {
-            var branchID = 0;
-            if($(this).closest('.input-group').find('select[id^="branch"]').size() > 0)
+            var branch = 0;
+            if($(this).closest('.table-row').find('select[name^="branch"]').size() > 0)
             {
-                var branchID = $(this).closest('.input-group').find('select[id^="branch"]').val();
+                var branch = $(this).closest('.table-row').find('select[name^="branch"]');
             }
-            loadPlans($(this), branchID);
+            loadPlans($(this), branch);
         });
     }
 
@@ -63,7 +63,7 @@ $(function()
         $('#daysLabelInfo').remove();
 
         /* Determine whether the products of the same branch are linked. */
-        $("#productsBox select[name^='products']").each(function()
+        $(".productsBox select[name^='products']").each(function()
         {
             var productID = $(this).val();
             if(typeof(products[productID]) == 'undefined') products[productID] = new Array();
@@ -98,7 +98,6 @@ $(function()
     }
 
     /* Init for copy execution. */
-    $("select[id^=branch]").each(disableSelectedBranch);
     disableSelectedProduct();
 
     /* Check the all products and branches control when uncheck the product. */
@@ -106,14 +105,10 @@ $(function()
     {
         if($(this).val() == 0)
         {
-            $("select[id^='branch']").each(disableSelectedBranch);
-
             disableSelectedProduct();
         }
     });
 
-    $(document).on('change', "select[id^='branch']", disableSelectedBranch);
-
     if(copyProjectID > 0 && copyType != 'previous')
     {
         $('#name').addClass('has-info')
@@ -167,7 +162,7 @@ function setParentProgram(parentProgram)
             var productSelectHtml = data.allProducts;
             var planSelectHtml    = data.plans;
 
-            $('#productsBox .row .col-sm-4 .input-group').each(function(index)
+            $('.productsBox .row .col-sm-4 .input-group').each(function(index)
             {
                 var selectedProduct = $(this).find('[name^=products]').val();
                 var selectedBranch  = $(this).find('[name^=branch]').val();
@@ -177,7 +172,7 @@ function setParentProgram(parentProgram)
                 $(this).find('[name^=products]').attr('name', 'products[' + index + ']').attr('id', 'products' + index).attr('data-branch', selectedBranch).attr('data-plan', selectedPlan);
                 $(this).find('[name^=products]').val(selectedProduct).chosen().change();
             });
-            $('#productsBox .row .col-sm-4:last').find('.input-group').append($('#productsBox .addProduct .input-group:first .input-group-addon').prop('outerHTML'));
+            $('.productsBox .row .col-sm-4:last').find('.input-group').append($('.productsBox .addProduct .input-group:first .input-group-addon').prop('outerHTML'));
         }
 
         if(parentProgram != 0)
@@ -198,13 +193,13 @@ function setParentProgram(parentProgram)
 
     if(parentProgram != '0')
     {
-        $('#productsBox .addProduct .input-group:first').addClass('required');
-        $('#productsBox .row .input-group:first').addClass('required');
+        $('.productsBox .addProduct .input-group:first').addClass('required');
+        $('.productsBox .row .input-group:first').addClass('required');
     }
     else
     {
-        $('#productsBox .addProduct .input-group').removeClass('required');
-        $('#productsBox .row .input-group').removeClass('required');
+        $('.productsBox .addProduct .input-group').removeClass('required');
+        $('.productsBox .row .input-group').removeClass('required');
     }
 }
 
@@ -232,35 +227,37 @@ function addNewProduct(obj)
     if($(obj).attr('checked'))
     {
         /* Hide product and plan dropdown controls. */
-        $('#productsBox .row .col-sm-4').addClass('hidden');
-        $('#productsBox .row .col-sm-4 .input-group').find('select').attr('disabled', true).trigger("chosen:updated");
-        $('#plansBox').closest('tr').addClass('hidden');
-        $('#plansBox .col-sm-4').find('select').attr('disabled', true).trigger("chosen:updated");
+        $('.newLine').addClass('hidden');
+        $('.productsBox .row').addClass('hidden');
+        $('.productsBox .row .input-group').find('select').attr('disabled', true).trigger("chosen:updated");
         $('.division').addClass('hide');
 
         /* Displays the input box for creating a product. */
+        $(obj).closest('td').attr('colspan', 1);
         $("[name^='newProduct']").prop('checked', true);
         $('#productName').removeAttr('disabled', true);
-        $('#productsBox .addProduct').removeClass('hidden');
+        $('.productsBox .addProduct').removeClass('hidden');
         $('#productTitle').html(productName);
     }
     else
     {
         /* Show product and product dropdown controls. */
-        $('#productsBox .row .col-sm-4').removeClass('hidden');
-        $('#productsBox .row .col-sm-4 .input-group').find('select').removeAttr('disabled').trigger("chosen:updated");
-        $('#plansBox').closest('tr').removeClass('hidden');
-        $('#plansBox .col-sm-4').find('select').removeAttr('disabled', true).trigger("chosen:updated");
+        $('.newLine').removeClass('hidden');
+        $('.productsBox .row').removeClass('hidden');
+        $('.productsBox .row .input-group').find('select').removeAttr('disabled').trigger("chosen:updated");
         if($('#plansBox .col-sm-4').find('select').length > 1) $('.division').removeClass('hide');
 
         /* Hide the input box for creating a product. */
+        $(obj).closest('td').attr('colspan', 3);
         $("[name^='newProduct']").prop('checked', false);
         $('#productName').attr('disabled', true);
-        $('#productsBox .addProduct').addClass('hidden');
+        $('.productsBox .addProduct').addClass('hidden');
 
-        $('#productTitle').html(manageProducts);
+        $('#productTitle').html(manageProductPlan);
     }
-    $('#productsBox div + .text-danger.help-text').remove();
+
+    $('.productsBox div + .text-danger.help-text').remove();
+    disableSelectedProduct();
 }
 
 /**
@@ -295,7 +292,7 @@ function loadBranches(product)
     $("#planDefault").remove();
 
     var chosenProducts = [];
-    $("#productsBox select[name^='products']").each(function()
+    $(".productsBox select[name^='products']").each(function()
     {
         var $product  = $(product);
         var productID = $(this).val();
@@ -311,111 +308,110 @@ function loadBranches(product)
 
     (chosenProducts.length > 1 && model == 'waterfall') ? $('.division').removeClass('hide') : $('.division').addClass('hide');
 
-    if($('#productsBox .row .input-group:last select:first').val() != 0)
+    var $tableRow = $(product).closest('.table-row');
+    var index     = $tableRow.find('select:first').attr('id').replace('products' , '');
+    var oldBranch = $(product).attr('data-branch') !== undefined ? $(product).attr('data-branch') : 0;
+    if($(product).val() != 0)
     {
-        var length = $('#productsBox .row .input-group').size();
-        var $html  = $('#productsBox .row .col-sm-4:last').html().replace('required', '');
-        $('#productsBox .row .col-sm-4:last').find('.input-group-addon').remove();
-        $('#productsBox .row').append('<div class="col-sm-4">' + $html + '</div>');
-        if($('#productsBox .row .input-group:last select').size() >= 2) $('#productsBox .row .input-group:last select:last').remove();
-        $('#productsBox .row .input-group:last .chosen-container').remove();
-        $('#productsBox .row .input-group:last select:first').attr('name', 'products[' + length + ']').attr('id', 'products' + length);
-        $('#productsBox .row .input-group:last .chosen').chosen();
-
-        $('[data-toggle="popover"]').popover();
-
-        adjustProductBoxMargin();
+        $(product).closest('tr').find('.newProduct').addClass('hidden')
+    }
+    else
+    {
+        $(product).closest('tr').find('.newProduct').removeClass('hidden')
     }
 
-    var $inputgroup = $(product).closest('.input-group');
-    if($inputgroup.find('select').size() >= 2) $inputgroup.removeClass('has-branch').find('select:last').remove();
-    if($inputgroup.find('.chosen-container').size() >= 2) $inputgroup.find('.chosen-container:last').remove();
+    if(!multiBranchProducts[$(product).val()])
+    {
+        $tableRow.find('.table-col:last select').val('').trigger('chosen:updated');
+        $tableRow.find('.table-col:last').addClass('hidden');
+    }
 
-    var index     = $inputgroup.find('select:first').attr('id').replace('products' , '');
-    var oldBranch = $(product).attr('data-branch') !== undefined ? $(product).attr('data-branch') : 0;
     $.get(createLink('branch', 'ajaxGetBranches', "productID=" + $(product).val() + "&oldBranch=" + oldBranch + "&param=active"), function(data)
     {
         if(data)
         {
-            $inputgroup.addClass('has-branch').append(data);
-            $inputgroup.find('select:last').attr('name', 'branch[' + index + ']').attr('id', 'branch' + index).attr('onchange', "loadPlans('#products" + index + "', this.value)").chosen();
+            $tableRow.find("select[name^='branch']").replaceWith(data);
+            $tableRow.find('.table-col:last .chosen-container').remove();
+            $tableRow.find('.table-col:last').removeClass('hidden');
+            $tableRow.find("select[name^='branch']").attr('multiple', '').attr('name', 'branch[' + index + '][]').attr('id', 'branch' + index).attr('onchange', "loadPlans('#products" + index + "', this)").chosen();
 
-            $inputgroup.find('select:last').each(disableSelectedBranch);
             disableSelectedProduct();
         }
 
-        var branchID = $('#branch' + index).val();
-        loadPlans(product, branchID);
+        var branch = $('#branch' + index);
+        loadPlans(product, branch);
     });
-
-    if(!multiBranchProducts[$(product).val()]) disableSelectedProduct();
 }
 
 /**
  * Load plans.
  *
  * @param  obj $product
- * @param  int $branchID
+ * @param  obj $branchID
  * @access public
  * @return void
  */
-function loadPlans(product, branchID)
+function loadPlans(product, branch)
 {
-    if($('#plansBox').size() == 0) return false;
-
     var productID = $(product).val();
-    var branchID  = typeof(branchID) == 'undefined' ? 0 : branchID;
+    var branchID  = $(branch).val() == null ? 0 : '0,' + $(branch).val();
     var planID    = $(product).attr('data-plan') !== undefined ? $(product).attr('data-plan') : 0;
     var index     = $(product).attr('id').replace('products', '');
 
-    $.get(createLink('product', 'ajaxGetPlans', "productID=" + productID + '&branch=0,' + branchID + '&planID=' + planID + '&fieldID&needCreate=&expired=unexpired,noclosed&param=skipParent,multiple'), function(data)
+    $.get(createLink('product', 'ajaxGetPlans', "productID=" + productID + '&branch=' + branchID + '&planID=' + planID + '&fieldID&needCreate=&expired=unexpired,noclosed&param=skipParent,multiple'), function(data)
     {
         if(data)
         {
-            if($("div#plan" + index).size() == 0) $("#plansBox .row").append('<div class="col-sm-4" id="plan' + index + '"></div>');
-            $("div#plan" + index).html(data).find('select').attr('name', 'plans[' + productID + '][' + branchID + '][]').attr('id', 'plans' + productID).chosen();
-
-            adjustPlanBoxMargin();
+            $("div#plan" + index).find("select[name^='plans']").replaceWith(data);
+            $("div#plan" + index).find('.chosen-container').remove();
+            $("div#plan" + index).find('select').attr('name', 'plans[' + productID + ']' + '[]').attr('id', 'plans' + productID).chosen();
         }
     });
 }
 
 /**
- * Adjust product box margin.
- *
+ * Add new line for link product.
+ * 
+ * @param  obj $obj 
  * @access public
  * @return void
  */
-function adjustProductBoxMargin()
+function addNewLine(obj)
 {
-    var productRows = Math.ceil($('#productsBox > .row > .col-sm-4').length / 3);
-    if(productRows > 1)
+    var newLine = $(obj).closest('tr').clone();
+    var index   = 0; 
+    $(".productsBox select[name^='products']").each(function()
     {
-        for(i = 1; i <= productRows - 1; i++)
-        {
-            $('#productsBox .row .col-sm-4:lt(' + (i * 3) + ')').css('margin-bottom', '10px');
-            $('#productsBox .row .col-sm-4').eq(i * 3).css('padding-right', '6px');
-        }
-    }
+        var id = $(this).attr('id').replace('products' , '');
+
+        id = parseInt(id);
+        id ++;
+
+        index = id > index ? id : index;
+    })
+
+    newLine.find('.newProduct').remove();
+    newLine.find('.addProduct').remove();
+    newLine.addClass('newLine');
+    newLine.find('th').html('');
+    newLine.find('.removeLine').css('visibility', 'visible');
+    newLine.find('.chosen-container').remove();
+    newLine.find('.productsBox .table-col:last').addClass('hidden');
+    newLine.find("select[name^='products']").attr('name', 'products[' + index + ']').attr('id', 'products' + index).val('').chosen();
+    newLine.find("select[name^='plans']").attr('name', 'plans[' + index + '][' + 0 + '][]').chosen();
+    newLine.find("div[id^='plan']").attr('id', 'plan' + index);
+
+    $(obj).closest('tr').after(newLine);
+    var product = newLine.find("select[name^='products']");
+    var branch  = newLine.find("select[name^='branch']");
+    loadPlans(product, branch);
+    disableSelectedProduct();
 }
 
-/**
- * Adjust plan box margin.
- *
- * @access public
- * @return void
- */
-function adjustPlanBoxMargin()
+function removeLine(obj)
 {
-    var planRows = Math.ceil($('#plansBox > .row > .col-sm-4').length / 3);
-    if(planRows > 1)
-    {
-        for(j = 1; j <= planRows - 1; j++)
-        {
-            $('#plansBox .col-sm-4:lt(' + (j * 3) + ')').css('margin-bottom', '10px');
-            $('#plansBox .col-sm-4').eq(j * 3).css('padding-right', '6px');
-        }
-    }
+    $(obj).closest('tr').remove();
+    disableSelectedProduct();
 }
 
 /**
diff --git a/module/project/js/edit.js b/module/project/js/edit.js
index 73d391e9c5..e676a6a499 100644
--- a/module/project/js/edit.js
+++ b/module/project/js/edit.js
@@ -32,9 +32,6 @@ $(function()
         });
     });
 
-    adjustProductBoxMargin();
-    adjustPlanBoxMargin();
-
     $(document).on('change', '[name*=products]', function()
     {
         var current    = $(this).val();
@@ -173,3 +170,127 @@ function setAclList(programID)
         $('.aclBox').html($('#projectAcl').html());
     }
 }
+
+/**
+ * Load branches.
+ *
+ * @param  int $product
+ * @access public
+ * @return void
+ */
+function loadBranches(product)
+{
+    /* When selecting a product, delete a plan that is empty by default. */
+    $("#planDefault").remove();
+
+    var chosenProducts = [];
+    $(".productsBox select[name^='products']").each(function()
+    {
+        var $product  = $(product);
+        var productID = $(this).val();
+        if(productID > 0 && chosenProducts.indexOf(productID) == -1) chosenProducts.push(productID);
+        if($product.val() != 0 && $product.val() == $(this).val() && $product.attr('id') != $(this).attr('id') && !multiBranchProducts[$product.val()])
+        {
+            bootbox.alert(errorSameProducts);
+            $product.val(0);
+            $product.trigger("chosen:updated");
+            return false;
+        }
+    });
+
+    (chosenProducts.length > 1 && model == 'waterfall') ? $('.division').removeClass('hide') : $('.division').addClass('hide');
+
+    var $tableRow = $(product).closest('.table-row');
+    var index     = $tableRow.find('select:first').attr('id').replace('products' , '');
+    var oldBranch = $(product).attr('data-branch') !== undefined ? $(product).attr('data-branch') : 0;
+
+    if(!multiBranchProducts[$(product).val()])
+    {
+        $tableRow.find('.table-col:last select').val('').trigger('chosen:updated');
+        $tableRow.find('.table-col:last').addClass('hidden');
+    }
+
+    $.get(createLink('branch', 'ajaxGetBranches', "productID=" + $(product).val() + "&oldBranch=" + oldBranch + "&param=active"), function(data)
+    {
+        if(data)
+        {
+            $tableRow.find("select[name^='branch']").replaceWith(data);
+            $tableRow.find('.table-col:last .chosen-container').remove();
+            $tableRow.find('.table-col:last').removeClass('hidden');
+            $tableRow.find("select[name^='branch']").attr('multiple', '').attr('name', 'branch[' + index + '][]').attr('id', 'branch' + index).attr('onchange', "loadPlans('#products" + index + "', this)").chosen();
+
+            disableSelectedProduct();
+        }
+
+        var branch = $('#branch' + index);
+        loadPlans(product, branch);
+    });
+}
+
+/**
+ * Load plans.
+ *
+ * @param  obj $product
+ * @param  obj $branchID
+ * @access public
+ * @return void
+ */
+function loadPlans(product, branch)
+{
+    var productID = $(product).val();
+    var branchID  = $(branch).val() == null ? 0 : '0,' + $(branch).val();
+    var planID    = $(product).attr('data-plan') !== undefined ? $(product).attr('data-plan') : 0;
+    var index     = $(product).attr('id').replace('products', '');
+
+    $.get(createLink('product', 'ajaxGetPlans', "productID=" + productID + '&branch=' + branchID + '&planID=' + planID + '&fieldID&needCreate=&expired=unexpired,noclosed&param=skipParent,multiple'), function(data)
+    {
+        if(data)
+        {
+            $("div#plan" + index).find("select[name^='plans']").replaceWith(data);
+            $("div#plan" + index).find('.chosen-container').remove();
+            $("div#plan" + index).find('select').attr('name', 'plans[' + productID + ']' + '[]').attr('id', 'plans' + productID).chosen();
+        }
+    });
+}
+
+/**
+ * Add new line for link product.
+ * 
+ * @param  obj $obj 
+ * @access public
+ * @return void
+ */
+function addNewLine(obj)
+{
+    var newLine = $(obj).closest('tr').clone();
+    var index   = 0; 
+    $(".productsBox select[name^='products']").each(function()
+    {
+        var id = $(this).attr('id').replace('products' , '');
+
+        id = parseInt(id);
+        id ++;
+
+        index = id > index ? id : index;
+    })
+
+    newLine.addClass('newLine');
+    newLine.find('th').html('');
+    newLine.find('.removeLine').css('visibility', 'visible');
+    newLine.find('.chosen-container').remove();
+    newLine.find('.productsBox .table-col:last').addClass('hidden');
+    newLine.find("select[name^='products']").attr('name', 'products[' + index + ']').attr('id', 'products' + index).val('').chosen();
+    newLine.find("select[name^='plans']").attr('name', 'plans[' + index + '][' + 0 + '][]').chosen();
+    newLine.find("div[id^='plan']").attr('id', 'plan' + index);
+
+    $(obj).closest('tr').after(newLine);
+    var product = newLine.find("select[name^='products']");
+    var branch  = newLine.find("select[name^='branch']");
+    loadPlans(product, branch);
+    disableSelectedProduct();
+}
+
+function removeLine(obj)
+{
+    $(obj).closest('tr').remove();
+}
diff --git a/module/project/lang/de.php b/module/project/lang/de.php
index f6d8f3a357..8eeeb2bc01 100644
--- a/module/project/lang/de.php
+++ b/module/project/lang/de.php
@@ -42,6 +42,7 @@ $lang->project->addWhitelist        = 'Project Add Whitelist';
 $lang->project->unbindWhitelist     = 'Project Remove Whitelist';
 $lang->project->manageProducts      = 'Manage Products';
 $lang->project->manageOtherProducts = 'Manage Other Products';
+$lang->project->manageProductPlan   = 'Manage Products And Plans';
 $lang->project->copyTitle           = 'Please select an project to copy';
 $lang->project->errorSameProducts   = 'Project cannot be associated with multiple identical products.';
 $lang->project->errorSameBranches   = 'Project cannot be associated with multiple identical branches.';
@@ -338,6 +339,7 @@ $lang->project->scrum                  = 'Scrum';
 $lang->project->waterfall              = 'CMMI';
 $lang->project->cannotCreateChild      = 'It is not empty, so you cannot add a child. You can add a parent for it, and then create a child.';
 $lang->project->emptyPM                = 'No manager';
+$lang->project->emptyBranch            = 'Branch can not be empty!';
 $lang->project->cannotChangeToCat      = "It is not empty, so you cannot change it to a parent.";
 $lang->project->cannotCancelCat        = "It has child projects, so you cannot unmark the parent.";
 $lang->project->parentBeginEnd         = "Parent begin&end date: %s ~ %s";
diff --git a/module/project/lang/en.php b/module/project/lang/en.php
index 9ee36cc2a1..b94fa2148b 100644
--- a/module/project/lang/en.php
+++ b/module/project/lang/en.php
@@ -42,6 +42,7 @@ $lang->project->addWhitelist        = 'Project Add Whitelist';
 $lang->project->unbindWhitelist     = 'Project Remove Whitelist';
 $lang->project->manageProducts      = 'Manage Products';
 $lang->project->manageOtherProducts = 'Manage Other Products';
+$lang->project->manageProductPlan   = 'Manage Products And Plans';
 $lang->project->copyTitle           = 'Please select an project to copy';
 $lang->project->errorSameProducts   = 'Project cannot be associated with multiple identical products.';
 $lang->project->errorSameBranches   = 'Project cannot be associated with multiple identical branches.';
@@ -338,6 +339,7 @@ $lang->project->scrum                  = 'Scrum';
 $lang->project->waterfall              = 'Waterfall';
 $lang->project->cannotCreateChild      = 'It is not empty, so you cannot add a child. You can add a parent for it, and then create a child.';
 $lang->project->emptyPM                = 'No manager';
+$lang->project->emptyBranch            = 'Branch can not be empty!';
 $lang->project->cannotChangeToCat      = "It is not empty, so you cannot change it to a parent.";
 $lang->project->cannotCancelCat        = "It has child projects, so you cannot unmark the parent.";
 $lang->project->parentBeginEnd         = "Parent begin&end date: %s ~ %s";
diff --git a/module/project/lang/fr.php b/module/project/lang/fr.php
index f56ac61792..ee429c5607 100644
--- a/module/project/lang/fr.php
+++ b/module/project/lang/fr.php
@@ -42,6 +42,7 @@ $lang->project->addWhitelist        = 'Project Add Whitelist';
 $lang->project->unbindWhitelist     = 'Project Remove Whitelist';
 $lang->project->manageProducts      = 'Manage Products';
 $lang->project->manageOtherProducts = 'Manage Other Products';
+$lang->project->manageProductPlan   = 'Manage Products And Plans';
 $lang->project->copyTitle           = 'Please select an project to copy';
 $lang->project->errorSameProducts   = 'Project cannot be associated with multiple identical products.';
 $lang->project->errorSameBranches   = 'Project cannot be associated with multiple identical branches.';
@@ -338,6 +339,7 @@ $lang->project->scrum                  = 'Scrum';
 $lang->project->waterfall              = 'CMMI';
 $lang->project->cannotCreateChild      = 'It is not empty, so you cannot add a child. You can add a parent for it, and then create a child.';
 $lang->project->emptyPM                = 'No manager';
+$lang->project->emptyBranch            = 'Branch can not be empty!';
 $lang->project->cannotChangeToCat      = "It is not empty, so you cannot change it to a parent.";
 $lang->project->cannotCancelCat        = "It has child projects, so you cannot unmark the parent.";
 $lang->project->parentBeginEnd         = "Parent begin&end date: %s ~ %s";
diff --git a/module/project/lang/vi.php b/module/project/lang/vi.php
index e6b35cab56..46a718201c 100644
--- a/module/project/lang/vi.php
+++ b/module/project/lang/vi.php
@@ -42,6 +42,7 @@ $lang->project->addWhitelist        = 'Project Add Whitelist';
 $lang->project->unbindWhitelist     = 'Project Remove Whitelist';
 $lang->project->manageProducts      = 'Manage Products';
 $lang->project->manageOtherProducts = 'Manage Other Products';
+$lang->project->manageProductPlan   = 'Manage Products And Plans';
 $lang->project->copyTitle           = 'Please select an project to copy';
 $lang->project->errorSameProducts   = 'Project cannot be associated with multiple identical products.';
 $lang->project->errorSameBranches   = 'Project cannot be associated with multiple identical branches.';
@@ -335,6 +336,7 @@ $lang->project->scrum                  = 'Scrum';
 $lang->project->waterfall              = 'Waterfall';
 $lang->project->cannotCreateChild      = 'It is not empty, so you cannot add a child. You can add a parent for it, and then create a child.';
 $lang->project->emptyPM                = 'No manager';
+$lang->project->emptyBranch            = 'Branch can not be empty!';
 $lang->project->cannotChangeToCat      = "It is not empty, so you cannot change it to a parent.";
 $lang->project->cannotCancelCat        = "It has child projects, so you cannot unmark the parent.";
 $lang->project->parentBeginEnd         = "Parent begin&end date: %s ~ %s";
diff --git a/module/project/lang/zh-cn.php b/module/project/lang/zh-cn.php
index e8f21c9b32..acd85f63a7 100644
--- a/module/project/lang/zh-cn.php
+++ b/module/project/lang/zh-cn.php
@@ -42,6 +42,7 @@ $lang->project->addWhitelist        = '项目添加白名单';
 $lang->project->unbindWhitelist     = '项目删除白名单';
 $lang->project->manageProducts      = '关联产品';
 $lang->project->manageOtherProducts = '关联其他产品';
+$lang->project->manageProductPlan   = '关联产品和计划';
 $lang->project->copyTitle           = '请选择要复制的项目';
 $lang->project->errorSameProducts   = '项目不能关联多个相同的产品。';
 $lang->project->errorSameBranches   = '项目不能关联多个相同的分支。';
@@ -233,7 +234,7 @@ $lang->project->hundredMillion = '亿';
 $lang->project->unitList['CNY'] = '人民币';
 $lang->project->unitList['USD'] = '美元';
 $lang->project->unitList['HKD'] = '港元';
-$lang->project->unitList['NTD'] = '台元';
+$lang->project->unitList['NTD'] = '台币';
 $lang->project->unitList['EUR'] = '欧元';
 $lang->project->unitList['DEM'] = '马克';
 $lang->project->unitList['CHF'] = '瑞士法郎';
@@ -338,6 +339,7 @@ $lang->project->scrum                  = 'Scrum';
 $lang->project->waterfall              = '瀑布';
 $lang->project->cannotCreateChild      = '该项目已经有实际的内容，无法直接添加子项目。您可以为当前项目创建一个父项目，然后在新的父项目下面添加子项目。';
 $lang->project->emptyPM                = '暂无';
+$lang->project->emptyBranch            = '分支不能为空！';
 $lang->project->cannotChangeToCat      = "该项目已经有实际的内容，无法修改为父项目";
 $lang->project->cannotCancelCat        = "该项目下已经有子项目，无法取消父项目标记";
 $lang->project->parentBeginEnd         = "父项目起止时间：%s ~ %s";
@@ -379,4 +381,4 @@ $lang->project->copyProject = new stdClass();
 $lang->project->copyProject->nameTips           = '『项目名称』不可重复需要修改。';
 $lang->project->copyProject->codeTips           = '『项目代号』不可重复需要修改。';
 $lang->project->copyProject->endTips            = '『计划完成』不能为空。';
-$lang->project->copyProject->daysTips           = '『可用工作日』应当是数字。';
\ No newline at end of file
+$lang->project->copyProject->daysTips           = '『可用工作日』应当是数字。';
diff --git a/module/project/lang/zh-tw.php b/module/project/lang/zh-tw.php
index 454946432b..ceafb35e2c 100644
--- a/module/project/lang/zh-tw.php
+++ b/module/project/lang/zh-tw.php
@@ -190,7 +190,7 @@ $lang->project->tenThousand = '萬';
 $lang->project->unitList['CNY'] = '人民幣';
 $lang->project->unitList['USD'] = '美元';
 $lang->project->unitList['HKD'] = '港元';
-$lang->project->unitList['NTD'] = '台元';
+$lang->project->unitList['NTD'] = '台幣';
 $lang->project->unitList['EUR'] = '歐元';
 $lang->project->unitList['DEM'] = '馬克';
 $lang->project->unitList['CHF'] = '瑞士法郎';
diff --git a/module/project/model.php b/module/project/model.php
index 4718eb0b9b..b2ab359b66 100644
--- a/module/project/model.php
+++ b/module/project/model.php
@@ -1243,6 +1243,20 @@ class projectModel extends model
             }
         }
 
+        if($_POST['products'])
+        {
+            $topProgramID     = $this->loadModel('program')->getTopByID($project->parent);
+            $multipleProducts = $this->loadModel('product')->getMultiBranchPairs($topProgramID);
+            foreach($_POST['products'] as $index => $productID)
+            {
+                if(isset($multipleProducts[$productID]) and empty($_POST['branch'][$index]))
+                {
+                    dao::$errors[] = $this->lang->project->emptyBranch;
+                    return false;
+                }
+            }
+        }
+
         $program = new stdClass();
         if($project->parent)
         {
@@ -1485,6 +1499,7 @@ class projectModel extends model
             ->setDefault('team', $this->post->name)
             ->setDefault('lastEditedBy', $this->app->user->account)
             ->setDefault('lastEditedDate', helper::now())
+            ->setDefault('parent', 0)
             ->setIF($this->post->delta == 999, 'end', LONG_TIME)
             ->setIF($this->post->delta == 999, 'days', 0)
             ->setIF($this->post->begin == '0000-00-00', 'begin', '')
@@ -1508,12 +1523,27 @@ class projectModel extends model
             if(dao::isError()) return false;
         }
 
+        if($_POST['products'])
+        {
+            $topProgramID     = $this->loadModel('program')->getTopByID($project->parent);
+            $multipleProducts = $this->loadModel('product')->getMultiBranchPairs($topProgramID);
+            foreach($_POST['products'] as $index => $productID)
+            {
+                if(isset($multipleProducts[$productID]) and empty($_POST['branch'][$index]))
+                {
+                    dao::$errors[] = $this->lang->project->emptyBranch;
+                    return false;
+                }
+            }
+        }
+
         /* Judge products not empty. */
         $linkedProductsCount = 0;
         foreach($_POST['products'] as $product)
         {
             if(!empty($product)) $linkedProductsCount++;
         }
+
         if(empty($linkedProductsCount))
         {
             dao::$errors[] = $this->lang->project->errorNoProducts;
@@ -2403,24 +2433,29 @@ class projectModel extends model
             $oldPlan = 0;
             $branch  = isset($branches[$i]) ? $branches[$i] : 0;
 
-            if(isset($existedProducts[$productID][$branch])) continue;
+            if(!is_array($branch)) $branch = array($branch => $branch);
 
-            if(isset($oldProjectProducts[$productID][$branch]))
+            foreach($branch as $branchID)
             {
-                $oldProjectProduct = $oldProjectProducts[$productID][$branch];
-                if($this->app->rawMethod != 'edit') $oldPlan = $oldProjectProduct->plan;
+                if(isset($existedProducts[$productID][$branchID])) continue;
+
+                if(isset($oldProjectProducts[$productID][$branchID]))
+                {
+                    $oldProjectProduct = $oldProjectProducts[$productID][$branchID];
+                    if($this->app->rawMethod != 'edit') $oldPlan = $oldProjectProduct->plan;
+                }
+
+                $data = new stdclass();
+                $data->project = $projectID;
+                $data->product = $productID;
+                $data->branch  = $branchID;
+                $data->plan    = isset($plans[$productID]) ? implode(',', $plans[$productID]) : $oldPlan;
+                $data->plan    = trim($data->plan, ',');
+                $data->plan    = empty($data->plan) ? 0 : ",$data->plan,";
+
+                $this->dao->insert(TABLE_PROJECTPRODUCT)->data($data)->exec();
+                $existedProducts[$productID][$branchID] = true;
             }
-
-            $data = new stdclass();
-            $data->project = $projectID;
-            $data->product = $productID;
-            $data->branch  = $branch;
-            $data->plan    = isset($plans[$productID][$branch]) ? implode(',', $plans[$productID][$branch]) : $oldPlan;
-            $data->plan    = trim($data->plan, ',');
-            $data->plan    = empty($data->plan) ? 0 : ",$data->plan,";
-
-            $this->dao->insert(TABLE_PROJECTPRODUCT)->data($data)->exec();
-            $existedProducts[$productID][$branch] = true;
         }
 
         /* Delete the execution linked products that is not linked with the execution. */
diff --git a/module/project/view/create.html.php b/module/project/view/create.html.php
index c10995d240..22221761dd 100755
--- a/module/project/view/create.html.php
+++ b/module/project/view/create.html.php
@@ -26,7 +26,7 @@
 <?php js::set('selectedProductID', $productID);?>
 <?php js::set('selectedBranchID', $branchID);?>
 <?php js::set('productName', $lang->product->name);?>
-<?php js::set('manageProducts', $lang->project->manageProducts);?>
+<?php js::set('manageProductPlan', $lang->project->manageProductPlan);?>
 <?php js::set('budgetOverrun', $lang->project->budgetOverrun);?>
 <?php js::set('currencySymbol', $lang->project->currencySymbol)?>
 <?php js::set('parentBudget', $lang->project->parentBudget);?>
@@ -143,64 +143,91 @@
             </div>
           </td><td></td><td></td>
         </tr>
+        <?php if($products):?>
+        <?php $i = 0;?>
+        <?php foreach($products as $product):?>
         <tr>
-          <th id='productTitle'><?php echo $lang->project->manageProducts;?></th>
-          <td class='text-left' id='productsBox' colspan="3">
+          <th><?php if($i == 0) echo $lang->project->manageProductPlan;?></th>
+          <td class='text-left productsBox' colspan="3">
             <div class='row'>
-              <?php $i = 0;?>
-              <?php foreach($products as $product):?>
-              <?php foreach($product->branches as $branch):?>
-              <div class="col-sm-4" style="margin-bottom: 10px; padding-right: 6px;">
-                <?php $hasBranch = $product->type != 'normal' and isset($branchGroups[$product->id]);?>
-                <div class="input-group<?php if($hasBranch) echo ' has-branch';?>">
-                  <?php echo html::select("products[$i]", $allProducts, $product->id, "class='form-control chosen' onchange='loadBranches(this)' data-last='" . $product->id . "'");?>
-                  <span class='input-group-addon fix-border'></span>
-                  <?php if($hasBranch) echo html::select("branch[$i]", $branchGroups[$product->id], $branch, "class='form-control chosen' onchange=\"loadPlans('#products{$i}', this.value)\"");?>
+              <div class="col-sm-6">
+                <div class='table-row'>
+                  <div class='table-col'>
+                    <?php $hasBranch = $product->type != 'normal' and isset($branchGroups[$product->id]);?>
+                    <div class='input-group <?php if($hasBranch) echo ' has-branch';?>'>
+                      <span class='input-group-addon'><?php echo $lang->product->common;?></span> 
+                      <?php echo html::select("products[$i]", $allProducts, $product->id, "class='form-control chosen' onchange='loadBranches(this)' data-last='" . $product->id . "' data-type='" . $product->type . "'");?>
+                    </div>
+                  </div>
+                  <div class='table-col <?php if(!$hasBranch) echo 'hidden';?>'>
+                    <div class='input-group required'>
+                      <span class='input-group-addon fix-border'><?php echo $lang->product->branchName['branch'];?></span>
+                      <?php $branchIdList = join(',', $product->branches);?>
+                      <?php echo html::select("branch[$i][]", isset($branchGroups[$product->id]) ? $branchGroups[$product->id] : array(), $branchIdList, "class='form-control chosen' multiple onchange=\"loadPlans('#products{$i}', this)\"");?>
+                    </div>
+                  </div>
                 </div>
               </div>
-              <?php $i++;?>
-              <?php endforeach;?>
-              <?php endforeach;?>
-              <div class='col-sm-4 <?php if($programID) echo 'required';?>' style="padding-right: 6px;">
-                <div class='input-group'>
-                  <?php echo html::select("products[$i]", $allProducts, '', "class='form-control chosen' onchange='loadBranches(this)'");?>
-                  <?php if(common::hasPriv('product', 'create')):?>
-                  <span class='input-group-addon'>
-                    <?php echo html::checkBox('newProduct', $lang->project->addProduct, '', "onchange=addNewProduct(this);");?>
-                    <div><icon class='icon icon-help' data-toggle='popover' data-trigger='focus hover' data-placement='left' data-tip-class='text-muted popover-sm' data-content="<?php echo $lang->project->productTip;?>"></icon></div>
-                  </span>
-                  <?php endif;?>
+              <div class="col-sm-6">
+                <div class='input-group' <?php echo "id='plan$i'";?>>
+                  <span class='input-group-addon'><?php echo $lang->product->plan;?></span>
+                  <?php echo html::select("plans[$product->id][]", isset($productPlans[$product->id]) ? $productPlans[$product->id] : array(), $product->plans, "class='form-control chosen' multiple");?>
+                  <div class='input-group-btn'>
+                    <a href='javascript:;' onclick='addNewLine(this)' class='btn btn-link addLine'><i class='icon-plus'></i></a>
+                    <a href='javascript:;' onclick='removeLine(this)' class='btn btn-link removeLine' <?php if($i == 0) echo "style='visibility: hidden'";?>><i class='icon-close'></i></a>
+                  </div>
                 </div>
               </div>
             </div>
-            <div class="col-sm-4 addProduct hidden <?php if($programID) echo 'required';?>">
-              <div class='input-group'>
-                <?php echo html::input('productName', '', "class='form-control'");?>
-                <span class='input-group-addon'><?php echo html::checkBox('newProduct', $lang->project->addProduct, '', "onchange=addNewProduct(this);");?></span>
-              </div>
-            </div>
           </td>
         </tr>
+        <?php $i ++;?>
+        <?php endforeach;?>
+        <?php else:?>
         <tr>
-          <th id='linkPlan'><?php echo $lang->execution->linkPlan;?></th>
-          <td colspan="3" id="plansBox">
+          <th id='productTitle'><?php echo $lang->project->manageProductPlan;?></th>
+          <td class='text-left productsBox' colspan='3'>
             <div class='row'>
-              <?php if($copyProjectID):?>
-              <?php $i = 0;?>
-              <?php foreach($products as $product):?>
-              <?php $productPlan = zget($productPlans, $product->id, array(0 => ''));?>
-              <?php foreach($product->branches as $branch):?>
-              <?php $plans = zget($productPlan, $branch, array(0 => ''));?>
-              <div class="col-sm-4" id="plan<?php echo $i;?>"><?php echo html::select('plans[' . $product->id . '][' . $branch . '][]', $plans, '', "class='form-control chosen' multiple");?></div>
-              <?php $i++;?>
-              <?php endforeach;?>
-              <?php endforeach;?>
-              <?php else:?>
-              <div class="col-sm-4" id="plan0" style="padding-right: 6px;"><?php echo html::select("plans[][][]", '', '', "class='form-control chosen' multiple");?></div>
-              <?php endif;?>
+              <div class="col-sm-6">
+                <div class='table-row'>
+                  <div class='table-col'>
+                    <div class='input-group'>
+                      <span class='input-group-addon'><?php echo $lang->product->common;?></span>
+                      <?php echo html::select("products[0]", $allProducts, '', "class='form-control chosen' onchange='loadBranches(this)'");?>
+                      <?php if(common::hasPriv('product', 'create')):?>
+                      <span class='input-group-addon newProduct'>
+                        <?php echo html::checkBox('newProduct', $lang->project->addProduct, '', "onchange=addNewProduct(this);");?>
+                        <div><icon class='icon icon-help' data-toggle='popover' data-trigger='focus hover' data-placement='left' data-tip-class='text-muted popover-sm' data-content="<?php echo $lang->project->productTip;?>"></icon></div>
+                      </span>
+                      <?php endif;?>
+                    </div>
+                  </div>
+                  <div class='table-col hidden'>
+                    <div class='input-group required'>
+                      <span class='input-group-addon fix-border'><?php echo $lang->product->branchName['branch'];?></span>
+                      <?php echo html::select("branch", '', '', "class='form-control chosen' multiple");?>
+                    </div>
+                  </div>
+                </div>
+              </div>
+              <div class="col-sm-6">
+                <div class='input-group' id='plan0'>
+                  <span class='input-group-addon'><?php echo $lang->product->plan;?></span>
+                  <?php echo html::select("plans[][]", '', '', "class='form-control chosen' multiple");?>
+                  <div class='input-group-btn'>
+                    <a href='javascript:;' onclick='addNewLine(this)' class='btn btn-link addLine'><i class='icon-plus'></i></a>
+                    <a href='javascript:;' onclick='removeLine(this)' class='btn btn-link removeLine' style='visibility: hidden'><i class='icon-close'></i></a>
+                  </div>
+                </div>
+              </div>
+            </div>
+            <div class="input-group addProduct hidden <?php if($programID) echo 'required';?>">
+              <?php echo html::input('productName', '', "class='form-control'");?>
+              <span class='input-group-addon'><?php echo html::checkBox('newProduct', $lang->project->addProduct, '', "onchange=addNewProduct(this);");?></span>
             </div>
           </td>
         </tr>
+        <?php endif;?>
         <?php if($model == 'waterfall'):?>
         <tr class='hide division'>
           <th><?php echo $lang->project->division;?></th>
diff --git a/module/project/view/edit.html.php b/module/project/view/edit.html.php
index b9430faf21..32d0f8f238 100755
--- a/module/project/view/edit.html.php
+++ b/module/project/view/edit.html.php
@@ -146,49 +146,45 @@
           <td></td>
         </tr>
         <?php if($project->hasProduct and $this->config->vision != 'lite'):?>
+        <?php $i = 0;?>
+        <?php foreach($linkedProducts as $product):?>
         <tr>
-          <th><?php echo $lang->project->manageProducts;?></th>
-          <td class='text-left' id='productsBox' colspan="3">
+          <th><?php if($i == 0) echo $lang->project->manageProductPlan;?></th>
+          <td class='text-left productsBox' colspan="3">
             <div class='row'>
-              <?php $i = 0;?>
-              <?php foreach($linkedProducts as $product):?>
-              <?php $hasBranch = $product->type != 'normal' and isset($branchGroups[$product->id]);?>
-              <?php foreach($linkedBranches[$product->id] as $branchID => $branch):?>
-              <div class='col-sm-4' style="padding-right: 6px;">
-                <div class="input-group<?php if($hasBranch) echo ' has-branch';?>">
-                  <?php echo html::select("products[$i]", $allProducts, $product->id, "class='form-control chosen' onchange='loadBranches(this)' data-last='" . $product->id . "' data-type='" . $product->type . "' data-lastBranch='" . $branchID . "'");?>
-                  <span class='input-group-addon fix-border'></span>
-                  <?php if($hasBranch) echo html::select("branch[$i]", $branchGroups[$product->id], $branchID, "class='form-control chosen' onchange=\"loadPlans('#products{$i}', this.value)\" data-last='" . $branchID . "'");?>
+              <div class="col-sm-6">
+                <div class='table-row'>
+                  <div class='table-col'>
+                    <?php $hasBranch = $product->type != 'normal' and isset($branchGroups[$product->id]);?>
+                    <div class='input-group <?php if($hasBranch) echo ' has-branch';?>'>
+                      <span class='input-group-addon'><?php echo $lang->product->common;?></span> 
+                      <?php echo html::select("products[$i]", $allProducts, $product->id, "class='form-control chosen' onchange='loadBranches(this)' data-last='" . $product->id . "' data-type='" . $product->type . "'");?>
+                    </div>
+                  </div>
+                  <div class='table-col <?php if(!$hasBranch) echo 'hidden';?>'>
+                    <div class='input-group required'>
+                      <span class='input-group-addon fix-border'><?php echo $lang->product->branchName['branch'];?></span>
+                      <?php $branchIdList = join(',', $product->branches);?>
+                      <?php echo html::select("branch[$i][]", isset($branchGroups[$product->id]) ? $branchGroups[$product->id] : array(), $branchIdList, "class='form-control chosen' multiple onchange=\"loadPlans('#products{$i}', this)\"");?>
+                    </div>
+                  </div>
                 </div>
               </div>
-              <?php $i++;?>
-              <?php endforeach;?>
-              <?php endforeach;?>
-              <div class='col-sm-4 <?php if($projectID) echo 'required';?>' style="padding-right: 6px;">
-                <div class='input-group'>
-                  <?php echo html::select("products[$i]", $allProducts, '', "class='form-control chosen' onchange='loadBranches(this)'");?>
-                  <span class='input-group-addon fix-border'></span>
+              <div class="col-sm-6">
+                <div class='input-group' <?php echo "id='plan$i'";?>>
+                  <span class='input-group-addon'><?php echo $lang->product->plan;?></span>
+                  <?php echo html::select("plans[$product->id][]", isset($productPlans[$product->id]) ? $productPlans[$product->id] : array(), $product->plans, "class='form-control chosen' multiple");?>
+                  <div class='input-group-btn'>
+                    <a href='javascript:;' onclick='addNewLine(this)' class='btn btn-link addLine'><i class='icon-plus'></i></a>
+                    <a href='javascript:;' onclick='removeLine(this)' class='btn btn-link removeLine' <?php if($i == 0) echo "style='visibility: hidden'";?>><i class='icon-close'></i></a>
+                  </div>
                 </div>
               </div>
             </div>
           </td>
         </tr>
-        <tr>
-          <th id='linkPlan'><?php echo $lang->execution->linkPlan;?></th>
-          <td id="plansBox" colspan="3">
-            <div class='row'>
-              <?php $i = 0;?>
-              <?php foreach($linkedProducts as $product):?>
-                <?php foreach($linkedBranches[$product->id] as $branchID => $branch):?>
-                <?php $plans = isset($productPlans[$product->id][$branchID]) ? $productPlans[$product->id][$branchID] : array();?>
-                <div class="col-sm-4" id="plan<?php echo $i;?>" style="padding-right: 6px;"><?php echo html::select("plans[{$product->id}][{$branchID}][]", $plans, $branches[$product->id][$branchID]->plan, "class='form-control chosen' multiple");?></div>
-                <?php $i++;?>
-                <?php endforeach;?>
-              <?php endforeach;?>
-              <div class="col-sm-4" id="planDefault" style="padding-right: 6px;"><?php echo html::select("plans[0][0][]", array(), 0, "class='form-control chosen' multiple");?></div>
-            </div>
-          </td>
-        </tr>
+        <?php $i ++;?>
+        <?php endforeach;?>
         <?php endif;?>
         <?php if($project->model == 'waterfall'):?>
         <?php $class    = (!$project->division and count($linkedProducts) < 2) ? 'hide' : '';?>
diff --git a/module/story/control.php b/module/story/control.php
index 1f4128f858..f2e1fa60fa 100755
--- a/module/story/control.php
+++ b/module/story/control.php
@@ -128,6 +128,7 @@ class story extends control
             $response['result'] = 'success';
 
             setcookie('lastStoryModule', (int)$this->post->module, $this->config->cookieLife, $this->config->webRoot, '', $this->config->cookieSecure, false);
+
             $storyResult = $this->story->create($objectID, $bugID, $from = isset($fromObjectIDKey) ? $fromObjectIDKey : '', $extra);
             if(!$storyResult or dao::isError())
             {
@@ -164,7 +165,9 @@ class story extends control
                 $action = $fromObjectAction;
                 $extra  = $fromObjectID;
             }
-            $actionID = $this->action->create('story', $storyID, $action, '', $extra);
+            /* Create actions. */
+            $storyIds = $storyResult['ids'];
+            foreach($storyIds as $idItem) $actionID = $this->action->create('story', $idItem, $action, '', $extra);
 
             /* Record submit review action. */
             $story = $this->dao->findById((int)$storyID)->from(TABLE_STORY)->fetch();
@@ -437,8 +440,7 @@ class story extends control
         $this->view->users            = $users;
         $this->view->moduleID         = $moduleID;
         $this->view->moduleOptionMenu = $moduleOptionMenu;
-        $this->view->plans            = str_replace('2030-01-01', $this->lang->story->undetermined, $this->loadModel('productplan')->getPairsForStory($productID, $branch, 'skipParent|unexpired|noclosed'));
-        $this->view->planID           = $planID;
+        $this->view->plans            = str_replace('2030-01-01', $this->lang->story->undetermined, $this->loadModel('productplan')->getPairsForStory($productID, $branch == 0 ? '' : $branch, 'skipParent|unexpired|noclosed'));        $this->view->planID           = $planID;
         $this->view->source           = $source;
         $this->view->sourceNote       = $sourceNote;
         $this->view->color            = $color;
@@ -931,6 +933,7 @@ class story extends control
         $this->view->title            = $this->lang->story->edit . "STORY" . $this->lang->colon . $this->view->story->title;
         $this->view->position[]       = $this->lang->story->edit;
         $this->view->story            = $story;
+        $this->view->siblings         = empty($story->siblings) ? array() : $this->story->getByList($story->siblings);
         $this->view->stories          = $stories;
         $this->view->users            = $users;
         $this->view->product          = $product;
@@ -1023,6 +1026,16 @@ class story extends control
         /* Get edited stories. */
         $stories = $this->story->getByList($storyIdList);
 
+        /* Filter siblings. */
+        $siblings = '';
+        foreach($stories as $id => $story)
+        {
+            if(empty($story->siblings)) continue;
+            $siblings .= "#$id ";
+            unset($stories[$id]);
+        }
+        if(!empty($siblings)) echo js::alert(sprintf($this->lang->story->batchEditTip, $siblings));
+
         $this->loadModel('branch');
         if($productID and !$executionID)
         {
@@ -1251,6 +1264,8 @@ class story extends control
 
         /* Assign. */
         $this->view->title            = $this->lang->story->change . "STORY" . $this->lang->colon . $this->view->story->title;
+        $this->view->siblings         = empty($story->siblings) ? array() : $this->story->getByList($story->siblings);
+        $this->view->branches         = $this->loadModel('branch')->getPairs($story->product);
         $this->view->users            = $this->user->getPairs('pofirst|nodeleted|noclosed', $this->view->story->assignedTo);
         $this->view->position[]       = $this->lang->story->change;
         $this->view->needReview       = (($this->app->user->account == $this->view->product->PO or $this->config->story->needReview == 0 or !$this->story->checkForceReview()) and empty($reviewer)) ? "checked='checked'" : "";
@@ -1420,6 +1435,7 @@ class story extends control
         $this->view->position      = $position;
         $this->view->product       = $product;
         $this->view->branches      = $product->type == 'normal' ? array() : $this->loadModel('branch')->getPairs($product->id);
+        $this->view->siblings      = !empty($story->siblings) ? $this->story->getByList($story->siblings) : array();
         $this->view->plan          = $plan;
         $this->view->bugs          = $bugs;
         $this->view->fromBug       = $fromBug;
@@ -1640,7 +1656,7 @@ class story extends control
         if(!$this->post->storyIdList) return print(js::locate($this->session->storyList, 'parent'));
         $storyIdList = $this->post->storyIdList;
         $storyIdList = array_unique($storyIdList);
-        $actions     = $this->story->batchReview($storyIdList, $result, $reason);
+        $this->story->batchReview($storyIdList, $result, $reason);
 
         if(dao::isError()) return print(js::error(dao::getError()));
         if(!dao::isError()) $this->loadModel('score')->create('ajax', 'batchOther');
@@ -1877,8 +1893,15 @@ class story extends control
         $stories = $this->story->getByList($storyIdList);
         $productStoryList = array();
         $productList      = array();
+        $ignoreSiblings   = array();
         foreach($stories as $story)
         {
+            if(!empty($ignoreSiblings) and isset($ignoreSiblings[$story->id]))
+            {
+                unset($stories[$story->id]);
+                continue;
+            }
+
             if($story->parent == -1)
             {
                 $skipStory[] = $story->id;
@@ -1893,6 +1916,11 @@ class story extends control
             $storyProduct = isset($productList[$story->product]) ? $productList[$story->product] : $this->product->getByID($story->product);
             $branch       = $storyProduct->type == 'branch' ? ($story->branch > 0 ? $story->branch : '0') : 'all';
             if(!isset($productStoryList[$story->product][$story->branch])) $productStoryList[$story->product][$story->branch] = $this->story->getProductStoryPairs($story->product, $branch, 0, 'all', 'id_desc', 0, '', $story->type);
+
+            if(!empty($story->siblings))
+            {
+                foreach(explode(',', trim($story->siblings, ',')) as $siblingID) $ignoreSiblings[$siblingID] = $siblingID;
+            }
         }
 
         if($this->post->comments)
@@ -1910,6 +1938,8 @@ class story extends control
 
                     $actionID = $this->action->create('story', $storyID, 'Closed', htmlSpecialString($this->post->comments[$storyID]), ucfirst($this->post->closedReasons[$storyID]) . ($this->post->duplicateStoryIDList[$storyID] ? ':' . (int)$this->post->duplicateStoryIDList[$storyID] : '') . "|$preStatus");
                     $this->action->logHistory($actionID, $changes);
+
+                    if(!empty($stories[$storyID]->siblings)) $this->story->syncSiblings($storyID, $stories[$storyID]->siblings, $changes, 'Closed');
                 }
             }
 
@@ -2256,12 +2286,27 @@ class story extends control
     {
         if(!empty($_POST) && isset($_POST['storyIdList']))
         {
-            $allChanges  = $this->story->batchAssignTo();
+            $allChanges = $this->story->batchAssignTo();
             if(dao::isError()) return print(js::error(dao::getError()));
+
+            $assignedSiblings = array();
+            $oldStories       = $this->story->getByList($this->post->storyIdList);
             foreach($allChanges as $storyID => $changes)
             {
                 $actionID = $this->action->create('story', $storyID, 'Assigned', '', $this->post->assignedTo);
                 $this->action->logHistory($actionID, $changes);
+
+                /* Sync siblings. */
+                if(!empty($oldStories[$storyID]->siblings))
+                {
+                    $siblings = $oldStories[$storyID]->siblings;
+                    foreach(explode(',', $siblings) as $siblingID)
+                    {
+                        if(in_array($siblingID, $this->post->storyIdList) or isset($assignedSiblings[$siblingID])) $siblings = str_replace(",$siblingID,", ',', $siblings);
+                    }
+                    $this->story->syncSiblings($storyID, trim($siblings, ','), $changes, 'Assigned');
+                    foreach(explode(',', trim($siblings, ',')) as $assignedID) $assignedSiblings[$assignedID] = $assignedID;
+                }
             }
         }
         if(!dao::isError()) $this->loadModel('score')->create('ajax', 'batchOther');
@@ -2970,4 +3015,29 @@ class story extends control
 
         return print(html::select('URS[]', $URS, $requirementList, "class='form-control chosen' multiple"));
     }
+
+    /**
+     * AJAX: Deleted story sibling.
+     *
+     * @access public
+     * @return void
+     */
+    public function ajaxRelieveSibling()
+    {
+        $siblingID = !empty($_POST['siblingID']) ? $_POST['siblingID'] : 0;
+        $story     = $this->story->getByID($siblingID);
+        $siblings  = explode(',', trim($story->siblings, ','));
+
+        if(empty($story->siblings)) return $this->send(array('result' => 'fail'));
+
+        /* batchUnset siblingID from siblings.*/
+        $replaceSql = "UPDATE " . TABLE_STORY . " SET siblings = REPLACE(siblings,',$siblingID,', ',') WHERE `product` = $story->product";
+        $this->dbh->exec($replaceSql);
+
+        /* Update siblings to empty by siblingID and if siblings eq ','.*/
+        $this->dao->update(TABLE_STORY)->set('siblings')->eq('')->where('id')->eq($siblingID)->orWhere('siblings')->eq(',')->exec();
+
+        if(!dao::isError()) $this->loadModel('action')->create('story', $siblingID, 'relieved');
+        return $this->send(array('result' => 'success', 'silbingsCount' => count($siblings)-1));
+    }
 }
diff --git a/module/story/css/change.css b/module/story/css/change.css
index 3fec429184..147c332d4f 100644
--- a/module/story/css/change.css
+++ b/module/story/css/change.css
@@ -2,4 +2,6 @@
 #affectedProjects .table + h6 {border-top: 1px solid #ddd;}
 .nav-tabs>li>a {height: 36px;}
 .table-form>tbody>tr>th {width: 100px !important;}
-.colorpicker {right: 7px; top: 7px; opacity: 1;}
\ No newline at end of file
+.colorpicker {right: 7px; top: 7px; opacity: 1;}
+#siblingList td, #siblingTitle td {padding-left: 65px;}
+#siblingTitle td {font-weight: 700;}
diff --git a/module/story/css/common.css b/module/story/css/common.css
index 3baf85cc15..b772275ad7 100644
--- a/module/story/css/common.css
+++ b/module/story/css/common.css
@@ -1,3 +1,4 @@
+.icon-exclamation-sign {color: #0075ff;}
 .linkbox {height: 180px; overflow-y: auto;}
 .tab-pane h6 {margin: 0px; padding: 10px;}
 .tab-pane h6, .tab-pane table {border: 1px solid #ddd; border-top: none;}
@@ -5,7 +6,6 @@
 
 .input-group .control-product + .chosen-container-single .chosen-single {border-radius: 2px 0 0 2px; border-right-width: 1px; padding-right: 1px;}
 .input-group .control-product + .chosen-container-active .chosen-single {border-right-width: 1px; padding-right: 0;}
-.input-group .control-branch + .chosen-container-single .chosen-single {border-radius: 0 2px 2px 0; border-left-width: 0px;}
 
 #batchCreateForm .input-group, #batchEditForm .input-group,
 #batchCreateForm .input-group .form-control, #batchEditForm .input-group .form-control {position: static;}
@@ -17,3 +17,15 @@
 .c-source {width: 130px}
 .c-note {width: 100px}
 .c-category {width: 90px}
+
+.icon-info {color: #ff9800; border-color: #ff9800;}
+.text-active {text-decoration: underline;}
+.text-cancel {text-decoration: underline;color:#838a9d;margin-left:10px;}
+.popover {border:unset;}
+.popover.bottom .arrow{border-bottom-color:#ffffff;}
+.popover-icon {float:left;}
+.popover .content {margin-left:25px;overflow: overlay;}
+.hide {display:none !important;}
+.sibling > a.viewlink {padding:6px;white-space: nowrap;overflow: hidden;display: inline-flex;max-width: 70%;}
+.sibling > span {max-width: 60px;white-space: nowrap;overflow: hidden;}
+.tooltip-inner {max-width: 500px;}
diff --git a/module/story/css/create.css b/module/story/css/create.css
index c9854e8d17..ad21e95319 100644
--- a/module/story/css/create.css
+++ b/module/story/css/create.css
@@ -16,3 +16,7 @@
 .source .input-group-addon, .sourceNote .input-group-addon {padding-top: 9px;}
 #sourceNoteBox {width: 80px;}
 #moduleIdBox .input-group-addon {min-width: 77px;}
+
+.btn.btn-action, .c-actions .btn {color: grey}
+#storyNoticeBranch {font-size: 13px; color: #5e626d;}
+#storyNoticeBranch i {font-size: 14px; color: #0075ff; margin-right: 3px;}
\ No newline at end of file
diff --git a/module/story/css/edit.css b/module/story/css/edit.css
index 7b2e3a76c3..b53c100326 100644
--- a/module/story/css/edit.css
+++ b/module/story/css/edit.css
@@ -5,3 +5,4 @@
 .needNotReviewBox {width: 130px;}
 .needNotReviewBox span.input-group-addon {border: 1px solid #dcdcdc; border-left-width: 0px; width:130px;}
 #moduleIdBox .chosen-container, #planIdBox .chosen-container {min-width: unset;}
+#legendSiblings .form-group {margin-top: 10px;}
diff --git a/module/story/css/view.css b/module/story/css/view.css
index 782054d7ad..5e4b4ddabe 100644
--- a/module/story/css/view.css
+++ b/module/story/css/view.css
@@ -11,5 +11,4 @@
 .linkStoryTitle {white-space: nowrap; text-overflow: ellipsis; overflow: hidden;}
 .linkStoryTr > th {width: 90px;}
 .linkStoryTr > td {padding-left: 0px !important;}
-.removeButton {margin-left: -10px;}
 .resolution {white-space: nowrap; overflow: hidden;}
diff --git a/module/story/js/change.js b/module/story/js/change.js
index 3d1d19c8f4..dd48d70c1f 100644
--- a/module/story/js/change.js
+++ b/module/story/js/change.js
@@ -1,5 +1,6 @@
 $(function()
 {
+    $('[data-toggle="tooltip"]').tooltip();
     $('#needNotReview').on('change', function()
     {
         $('#reviewer').val($(this).is(':checked') ? '' : lastReviewer).attr('disabled', $(this).is(':checked') ? 'disabled' : null).trigger('chosen:updated');
diff --git a/module/story/js/common.js b/module/story/js/common.js
index 5be7092e6e..ad4df2cb43 100644
--- a/module/story/js/common.js
+++ b/module/story/js/common.js
@@ -94,3 +94,49 @@ function loadURS()
         $('#URS').chosen();
     });
 }
+
+$('.sibling').mouseover(function() {
+    $(this).parent('ul').find('a.unlink').addClass('hide');
+    $(this).find('.unlink').removeClass('hide');
+});
+$('.sibling').mouseenter(function() {
+    $('[data-toggle="popover"]').popover('hide');
+});
+$('.sibling').mouseout(function() {
+    $(this).find('.unlink').addClass('hide');
+});
+
+$('[data-toggle="popover"]').each(function(item) {
+    $index = $(this).attr('data-id');
+    $(this).popover({
+        placement: 'bottom',
+        html: true,
+        content: '<div class="popover-icon"><i class="icon-info"></i></div><div class="content">' + relievedTip + '</div><div class="popover-custom text-right"><a href="javascript:relieve(' + $index + ')" class="text-active btn-info">' + relieved + '</a> <a href="javascript:popoverCancel(' + $index + ');" class="text-cancel">' + cancel + '</a></div>'
+    });
+})
+
+function relieve(index)
+{
+    $.post(relieveURL, {siblingID:index}, function(data){
+        $('[data-id="' + index + '"]').popover('hide');
+
+        if(data.result == 'success')
+        {
+            if(data.silbingsCount != 0) $('[data-id="' + index + '"]').parent('li').remove();
+            if(data.silbingsCount == 0 || index == storyID)
+            {
+                $('[href="#legendSiblings"]').parent('li').next('li').addClass('active');;
+                $('[href="#legendSiblings"]').parent('li').remove();
+                $('#legendSiblings').next('div').addClass('active');
+                $('#legendSiblings').remove();
+                $('#siblingTitle').remove();
+                $('#siblingList').remove();
+            }
+        }
+    }, 'json');
+}
+
+function popoverCancel(index)
+{
+    $('[data-id="' + index + '"]').popover('hide').addClass('hide');
+}
diff --git a/module/story/js/create.js b/module/story/js/create.js
index 868dfd6a20..e16afa22a3 100644
--- a/module/story/js/create.js
+++ b/module/story/js/create.js
@@ -60,6 +60,18 @@ $(function()
     });
 
     $(document).on('change', '#module', loadURS);
+
+    if($(".table-form select[id^='branches']").length == $('.switchBranch #branchBox option').length)
+    {
+        $('.table-col .icon-plus').parent().css('pointer-events', 'none')
+        $('.table-col .icon-plus').parent().addClass('disabled')
+    }
+
+    $.get(createLink('product', 'ajaxGetProductById', "productID=" + $('#product').val()), function(data)
+    {
+        $.cookie('branchSourceName', data.branchSourceName)
+        $.cookie('branchName', data.branchName)
+    }, 'json')
 });
 
 /**
@@ -108,3 +120,215 @@ function setLane(regionID)
 $(window).unload(function(){
     if(blockID) window.parent.refreshBlock($('#block' + blockID));
 });
+
+/**
+ * Add branch box.
+ *
+ * @param  obj   $obj
+ * @access public
+ * @return void
+ */
+ function addBranchesBox(obj)
+ {
+    if($(".table-form select[id^='branches']").length == $('.switchBranch #branchBox option').length) return false;
+
+    var selectedVal = [];
+    $(".table-form select[id^='branches']").each(function()
+    {
+        var selectedProduct = $(this).val();
+        if($.inArray(selectedProduct, selectedVal) < 0) selectedVal.push(selectedProduct);
+    });
+
+    var branch = 0;
+    $('.table-form #branches0 option').each(function(){
+        if($.inArray($(this).val(), selectedVal) < 0)
+        {
+            branch = $(this).val();
+            return false;
+        }
+    });
+
+     var item = $('#addBranchesBox').html().replace(/%i%/g, itemIndex);
+     $(obj).closest('tr').after('<tr class="addBranchesBox' + itemIndex + '">' + item  + '</tr>');
+     $('#branches_i__chosen').remove();
+     $('#branches' + itemIndex).chosen();
+     $('#modules_i__chosen').remove();
+     $('#modules' + itemIndex).chosen();
+     $('#plans_i__chosen').remove();
+     $('#plans' + itemIndex).chosen();
+     $('.addBranchesBox' + itemIndex + ' #planIdBox').css('flex', '0 0 ' + gap + 'px');
+
+     $.ajaxSettings.async = false;
+     loadBranchForSiblings($('#product').val(), branch, itemIndex)
+     loadModuleForSiblings($('#product').val(), branch, itemIndex)
+     loadPlanForSiblings($('#product').val(), branch, itemIndex)
+     $.ajaxSettings.async = true;
+     $('.addBranchesBox' + itemIndex + ' #branchBox .input-group .input-group-addon').html($.cookie('branchSourceName'))
+
+     disableSelectedBranches();
+
+    if($(".table-form select[id^='branches']").length == $('.switchBranch #branchBox option').length)
+    {
+        $('.table-col .icon-plus').parent().css('pointer-events', 'none')
+        $('.table-col .icon-plus').parent().addClass('disabled')
+    }
+
+     itemIndex ++;
+ }
+
+ /**
+  * Delete branch box.
+  *
+  * @param  obj  $obj
+  * @access public
+  * @return void
+  */
+ function deleteBranchesBox(obj)
+ {
+     $(obj).closest('tr').remove();
+
+     disableSelectedBranches();
+
+     $('.icon-plus').parent().css('pointer-events', 'auto')
+     $('.icon-plus').parent().removeClass('disabled')
+ }
+
+ /**
+ * Make the selected branch non clickable.
+ *
+ * @return void
+ */
+function disableSelectedBranches()
+{
+    $(".table-form select[id^='branches'] option[disabled='disabled']").removeAttr('disabled');
+
+    var selectedVal = [];
+    $(".table-form select[id^='branches']").each(function()
+    {
+        var selectedBranch = $(this).val();
+        if($.inArray(selectedBranch, selectedVal) < 0) selectedVal.push(selectedBranch);
+    })
+
+    $(".table-form select[id^='branches']").each(function()
+    {
+        var selectedBranch = $(this).val();
+        $(this).find('option').each(function()
+        {
+            var optionVal = $(this).attr('value');
+            if(optionVal != selectedBranch && $.inArray(optionVal, selectedVal) >= 0) $(this).attr('disabled', 'disabled');
+        })
+    })
+
+    $(".table-form select[id^=branches]").trigger('chosen:updated');
+}
+
+ /**
+ * Load branch for multi branch or multi platform.
+ *
+ * @param  int   $branch
+ * @param  int   $branchIndex
+ * @access public
+ * @return void
+ */
+function loadBranchRelation(branch, branchIndex)
+{
+    var productID = $('#product').val();
+    if(typeof(branch) == 'undefined') branch = 0;
+
+    $.ajaxSettings.async = false;
+    loadModuleForSiblings(productID, branch, branchIndex)
+    loadPlanForSiblings(productID, branch, branchIndex)
+    $.ajaxSettings.async = true;
+
+    disableSelectedBranches()
+}
+
+/**
+ * Load branch for siblings.
+ *
+ * @paran  int   $procutID
+ * @param  int   $branch
+ * @param  int   $branchIndex
+ * @access public
+ * @return void
+ */
+function loadBranchForSiblings(productID, branch, branchIndex)
+{
+    var isSiblings = storyType == 'story' ? 'yes' : 'no';
+    $.get(createLink('branch', 'ajaxGetBranches', "productID=" + productID + "&oldBranch=" + branch + "&param=active&projectID=" + executionID + "&withMainBranch=1&isSiblings=" + isSiblings + "&fieldID=" + branchIndex), function(data)
+    {
+        if(data)
+        {
+            /* reload branch */
+            $('#branches' + branchIndex).replaceWith(data);
+            $('#branches' + branchIndex + "_chosen").remove();
+            $('#branches' + branchIndex).next('.picker').remove();
+            $('#branches' + branchIndex).chosen();
+        }
+    })
+}
+
+/**
+ * Load module for siblings.
+ *
+ * @paran  int   $procutID
+ * @param  int   $branch
+ * @param  int   $branchIndex
+ * @access public
+ * @return void
+ */
+function loadModuleForSiblings(productID, branch, branchIndex)
+{
+    /* Load module */
+    var currentModule = 0;
+    var moduleLink = createLink('tree', 'ajaxGetOptionMenu', 'productID=' + productID + '&viewtype=story&branch=' + branch + '&rootModuleID=0&returnType=html&fieldID=' + branchIndex + '&needManage=false&extra=&currentModuleID=' + currentModule);
+    if(branchIndex > 0)
+    {
+        var $moduleIDBox = $('.addBranchesBox'+ branchIndex +' #moduleIdBox');
+    }
+    else
+    {
+        var $moduleIDBox = $('.switchBranch #moduleIdBox');
+    }
+    $moduleIDBox.load(moduleLink, function()
+    {
+        $moduleIDBox.find('#modules' + branchIndex).chosen();
+        if(branchIndex == 0)
+        {
+            $('.switchBranch #moduleIdBox > span:first-child').remove()
+        }
+        $moduleIDBox.prepend("<span class='input-group-addon fix-border'>" + storyModule + "</span>" );
+
+        $moduleIDBox.fixInputGroup();
+    });
+}
+
+/**
+ * Load plan for siblings.
+ *
+ * @paran  int   $procutID
+ * @param  int   $branch
+ * @param  int   $branchIndex
+ * @access public
+ * @return void
+ */
+function loadPlanForSiblings(productID, branch, branchIndex)
+{
+    /* Load plan */
+    if(branch == '0') branch = '';
+    planLink = createLink('product', 'ajaxGetPlans', 'productID=' + productID + '&branch=' + branch + '&planID=0&fieldID=' + branchIndex + '&needCreate=false&expired=unexpired&param=skipParent|forStory,' + config.currentMethod);
+    if(branchIndex > 0)
+    {
+        var $planIdBox = $('.addBranchesBox'+ branchIndex +' #planIdBox');
+    }
+    else
+    {
+        var $planIdBox = $('#planIdBox');
+    }
+    $planIdBox.load(planLink, function()
+    {
+        $planIdBox.find('#plans' + branchIndex).chosen();
+        $planIdBox.prepend("<span class='input-group-addon fix-border'>" + storyPlan + "</span>");
+        $planIdBox.fixInputGroup();
+    });
+}
diff --git a/module/story/js/edit.js b/module/story/js/edit.js
index 8358c2009e..21116b0f48 100644
--- a/module/story/js/edit.js
+++ b/module/story/js/edit.js
@@ -1,5 +1,6 @@
 $(function()
 {
+    $('[data-toggle="tooltip"]').tooltip();
     $('.main-side #branch').closest('td').find('#product_chosen .chosen-single').css('width', '153px');
 
     if(storyStatus == 'reviewing')
diff --git a/module/story/js/view.js b/module/story/js/view.js
index 9a215855b9..b40eee1b83 100644
--- a/module/story/js/view.js
+++ b/module/story/js/view.js
@@ -9,17 +9,14 @@ $(function()
     /* Add for task #5385. */
     if(config.onlybody == 'yes') $('.main-actions').css('width', '100%')
 
-    $('#unlinkStory').click(function()
+    $('.legendStories').mouseover(function()
     {
-        if($('.removeButton').hasClass('hide'))
-        {
-            $('.removeButton').removeClass('hide');
-            $(this).text(cancel);
-        }
-        else
-        {
-            $('.removeButton').addClass('hide');
-            $(this).text(unlink);
-        }
-    })
+        $(this).parent('ul').find('a.removeButton').addClass('hide');
+        $(this).find('.removeButton').removeClass('hide');
+    });
+
+    $('.legendStories').mouseout(function()
+    {
+        $(this).find('.removeButton').addClass('hide');
+    });
 });
diff --git a/module/story/lang/de.php b/module/story/lang/de.php
index df828c127b..7111526b98 100644
--- a/module/story/lang/de.php
+++ b/module/story/lang/de.php
@@ -12,7 +12,7 @@
 global $config;
 $lang->story->create            = "Story hinzufügen";
 
-$lang->story->requirement       = zget($lang, 'URCommon', "Requirement");
+$lang->story->requirement       = 'UR';
 $lang->story->story             = zget($lang, 'SRCommon', "Story");
 $lang->story->createStory       = 'Create ' . $lang->story->story;
 $lang->story->createRequirement = 'Create ' . $lang->story->requirement;
@@ -76,6 +76,10 @@ $lang->story->undetermined       = 'undetermined';
 $lang->story->order              = 'Order';
 $lang->story->saveDraft          = 'Save as draft';
 $lang->story->doNotSubmit        = 'Do Not Submit';
+$lang->story->currentBranch      = 'Current Branch';
+$lang->story->siblings           = 'Siblings story';
+$lang->story->relieved           = 'Relieved';
+$lang->story->relievedSiblings   = 'Relieved Siblings';
 
 $lang->story->editAction      = "Edit {$lang->SRCommon}";
 $lang->story->changeAction    = "Change Story";
@@ -96,6 +100,15 @@ $lang->story->storyRound       = '%s time estimation';
 $lang->story->float            = "『%s』should be positive number, decimals included.";
 $lang->story->saveDraftSuccess = 'Save as draft succeeded.';
 
+$lang->story->changeSyncTip       = "The modification of this story will be synchronized to the following twin requirements";
+$lang->story->syncTip             = "The twin story are synchronized except for product, branch, module, plan, and stage. After the twin relationship is dissolved, they are no longer synchronized.";
+$lang->story->relievedTip         = "The twin relationship cannot be restored after dissolving, the content of the demand is no longer synchronized, whether to dissolving?";
+$lang->story->assignSyncTip       = "Both twin stories modify the assignor synchronously";
+$lang->story->closeSyncTip        = "Twin stories are closed synchronously";
+$lang->story->activateSyncTip     = "Twin stories are activated synchronously";
+$lang->story->relievedSiblingsTip = "After product adjustment, the twin relationship of this story will be automatically removed, and the story will no longer be synchronized. Do you want to save?";
+$lang->story->batchEditTip        = "{$lang->SRCommon} %sis twin stories, and this operation has been filtered.";
+
 $lang->story->id               = 'ID';
 $lang->story->parent           = 'Parent';
 $lang->story->product          = $lang->productCommon;
@@ -308,6 +321,7 @@ $lang->story->errorDuplicateStory  = $lang->SRCommon . '%s not exist';
 $lang->story->confirmRecallChange  = "After undo the change, the story content will revert to the version before the change. Are you sure you want to undo?";
 $lang->story->confirmRecallReview  = "Are you sure you want to withdraw the review?";
 $lang->story->noStoryToTask        = "Only the activated {$lang->SRCommon} can be converted into a task!";
+$lang->story->ignoreClosedStory    = "{$lang->SRCommon} %s status is closed, and the operation has been filtered.";
 
 $lang->story->form = new stdclass();
 $lang->story->form->area     = 'Story Bereich';
@@ -341,6 +355,7 @@ $lang->story->action->subdividestory        = array('main' => '$date, aufgeteilt
 $lang->story->action->unlinkrelatedstory    = array('main' => '$date, Verknüpfung aufgelöst durch <strong>$actor</strong> von Story <strong>$extra</strong>.');
 $lang->story->action->unlinkchildstory      = array('main' => '$date, Verknüpfung aufgelöst durch <strong>$actor</strong> Story <strong>$extra</strong>.');
 $lang->story->action->recalledchange        = array('main' => '$date, Undo changes by <strong>\$actor</strong>.');
+$lang->story->action->syncsiblings          = array('main' => "\$date, the system judges that this story is adjusted synchronously due to the \$operate of twin story <strong>\$extra</strong>.", 'operate' => 'operateList');
 
 /* Statistical statement. */
 $lang->story->report = new stdclass();
@@ -429,6 +444,7 @@ $lang->story->chosen->reviewedBy = 'Prüfer wählen';
 $lang->story->notice = new stdClass();
 $lang->story->notice->closed           = 'Die ausgewählten Storys wurden bereits geschlossen!';
 $lang->story->notice->reviewerNotEmpty = 'This requirement needs to be reviewed, and the reviewedby is required.';
+$lang->story->notice->changePlan       = 'The plan can be changed to only one item.';
 
 $lang->story->convertToTask = new stdClass();
 $lang->story->convertToTask->fieldList = array();
@@ -466,6 +482,17 @@ $lang->story->featureBar['browse']['unclosed'] = $lang->story->unclosed;
 $lang->story->featureBar['browse']['draft']     = $lang->story->statusList['draft'];
 $lang->story->featureBar['browse']['reviewing'] = $lang->story->statusList['reviewing'];
 
+$lang->story->operateList = array();
+$lang->story->operateList['assigned']       = 'assigned';
+$lang->story->operateList['closed']         = 'closed';
+$lang->story->operateList['activated']      = 'activated';
+$lang->story->operateList['changed']        = 'changed';
+$lang->story->operateList['reviewed']       = 'reviewed';
+$lang->story->operateList['edited']         = 'edited';
+$lang->story->operateList['submitreview']   = 'submit review';
+$lang->story->operateList['recalledchange'] = 'recalled change';
+$lang->story->operateList['recalled']       = 'recalled review';
+
 $lang->requirement->common             = $lang->URCommon;
 $lang->requirement->create             = 'Create Requirement';
 $lang->requirement->batchCreate        = "Batch Create";
@@ -490,3 +517,7 @@ $lang->requirement->batchAssignTo      = "Batch Assign";
 $lang->requirement->batchChangeModule  = "Batch Change Modules";
 $lang->requirement->submitReview       = $lang->story->submitReview;
 $lang->requirement->linkStory          = 'Link Story';
+
+$lang->story->addBranch      = 'Add %s';
+$lang->story->deleteBranch   = 'Delete %s';
+$lang->story->notice->branch = 'Each branch will establish a requirement, and the requirements are twins. The twins requirements are synchronized except for the product, branch, module, plan, and stage fields. You can manually remove the twins relationship later';
diff --git a/module/story/lang/en.php b/module/story/lang/en.php
index 6ad74b82df..664d1a114b 100644
--- a/module/story/lang/en.php
+++ b/module/story/lang/en.php
@@ -12,7 +12,7 @@
 global $config;
 $lang->story->create            = "Create Story";
 
-$lang->story->requirement       = zget($lang, 'URCommon', "Requirement");
+$lang->story->requirement       = 'UR';
 $lang->story->story             = zget($lang, 'SRCommon', "Story");
 $lang->story->createStory       = 'Create ' . $lang->story->story;
 $lang->story->createRequirement = 'Create ' . $lang->story->requirement;
@@ -76,6 +76,10 @@ $lang->story->undetermined       = 'undetermined';
 $lang->story->order              = 'Order';
 $lang->story->saveDraft          = 'Save as draft';
 $lang->story->doNotSubmit        = 'Do Not Submit';
+$lang->story->currentBranch      = 'Current Branch';
+$lang->story->siblings           = 'Siblings story';
+$lang->story->relieved           = 'Relieved';
+$lang->story->relievedSiblings   = 'Relieved Siblings';
 
 $lang->story->editAction      = "Edit {$lang->SRCommon}";
 $lang->story->changeAction    = "Change {$lang->SRCommon}";
@@ -96,6 +100,15 @@ $lang->story->storyRound       = '%s time estimation';
 $lang->story->float            = "『%s』should have positive number, or decimals.";
 $lang->story->saveDraftSuccess = 'Save as draft succeeded.';
 
+$lang->story->changeSyncTip       = "The modification of this story will be synchronized to the following twin requirements";
+$lang->story->syncTip             = "The twin story are synchronized except for product, branch, module, plan, and stage. After the twin relationship is dissolved, they are no longer synchronized.";
+$lang->story->relievedTip         = "The twin relationship cannot be restored after dissolving, the content of the demand is no longer synchronized, whether to dissolving?";
+$lang->story->assignSyncTip       = "Both twin stories modify the assignor synchronously";
+$lang->story->closeSyncTip        = "Twin stories are closed synchronously";
+$lang->story->activateSyncTip     = "Twin stories are activated synchronously";
+$lang->story->relievedSiblingsTip = "After product adjustment, the twin relationship of this story will be automatically removed, and the story will no longer be synchronized. Do you want to save?";
+$lang->story->batchEditTip        = "{$lang->SRCommon} %sis twin stories, and this operation has been filtered.";
+
 $lang->story->id               = 'ID';
 $lang->story->parent           = 'Parent';
 $lang->story->product          = $lang->productCommon;
@@ -308,6 +321,7 @@ $lang->story->errorDuplicateStory  = $lang->SRCommon . '%s not exist';
 $lang->story->confirmRecallChange  = "After undo the change, the story content will revert to the version before the change. Are you sure you want to undo?";
 $lang->story->confirmRecallReview  = "Are you sure you want to withdraw the review?";
 $lang->story->noStoryToTask        = "Only the activated {$lang->SRCommon} can be converted into a task!";
+$lang->story->ignoreClosedStory    = "{$lang->SRCommon} %s status is closed, and the operation has been filtered.";
 
 $lang->story->form = new stdclass();
 $lang->story->form->area     = 'Scope';
@@ -341,6 +355,7 @@ $lang->story->action->subdividestory        = array('main' => '$date, decomposed
 $lang->story->action->unlinkrelatedstory    = array('main' => '$date, unlinked by <strong>$actor</strong> from Story <strong>$extra</strong>.');
 $lang->story->action->unlinkchildstory      = array('main' => '$date, unlinked by <strong>$actor</strong> Decomposed Story <strong>$extra</strong>.');
 $lang->story->action->recalledchange        = array('main' => '$date, Undo changes by <strong>\$actor</strong>.');
+$lang->story->action->syncsiblings          = array('main' => "\$date, the system judges that this story is adjusted synchronously due to the \$operate of twin story <strong>\$extra</strong>.", 'operate' => 'operateList');
 
 /* Statistical statement. */
 $lang->story->report = new stdclass();
@@ -429,6 +444,7 @@ $lang->story->chosen->reviewedBy = 'Choose ReviewedBy';
 $lang->story->notice = new stdClass();
 $lang->story->notice->closed           = 'Story that you select is closed!';
 $lang->story->notice->reviewerNotEmpty = 'This requirement needs to be reviewed, and the reviewedby is required.';
+$lang->story->notice->changePlan       = 'The plan can be changed to only one item.';
 
 $lang->story->convertToTask = new stdClass();
 $lang->story->convertToTask->fieldList = array();
@@ -466,6 +482,17 @@ $lang->story->featureBar['browse']['unclosed'] = $lang->story->unclosed;
 $lang->story->featureBar['browse']['draft']     = $lang->story->statusList['draft'];
 $lang->story->featureBar['browse']['reviewing'] = $lang->story->statusList['reviewing'];
 
+$lang->story->operateList = array();
+$lang->story->operateList['assigned']       = 'assigned';
+$lang->story->operateList['closed']         = 'closed';
+$lang->story->operateList['activated']      = 'activated';
+$lang->story->operateList['changed']        = 'changed';
+$lang->story->operateList['reviewed']       = 'reviewed';
+$lang->story->operateList['edited']         = 'edited';
+$lang->story->operateList['submitreview']   = 'submit review';
+$lang->story->operateList['recalledchange'] = 'recalled change';
+$lang->story->operateList['recalled']       = 'recalled review';
+
 $lang->requirement->common             = $lang->URCommon;
 $lang->requirement->create             = 'Create Requirement';
 $lang->requirement->batchCreate        = "Batch Create";
@@ -490,3 +517,7 @@ $lang->requirement->batchAssignTo      = "Batch Assign";
 $lang->requirement->batchChangeModule  = "Batch Change Modules";
 $lang->requirement->submitReview       = $lang->story->submitReview;
 $lang->requirement->linkStory          = 'Link Story';
+
+$lang->story->addBranch      = 'Add %s';
+$lang->story->deleteBranch   = 'Delete %s';
+$lang->story->notice->branch = 'Each branch will establish a requirement, and the requirements are twins. The twins requirements are synchronized except for the product, branch, module, plan, and stage fields. You can manually remove the twins relationship later';
diff --git a/module/story/lang/fr.php b/module/story/lang/fr.php
index 380240861a..e11cd9a62c 100644
--- a/module/story/lang/fr.php
+++ b/module/story/lang/fr.php
@@ -12,7 +12,7 @@
 global $config;
 $lang->story->create            = "Créer Story";
 
-$lang->story->requirement       = zget($lang, 'URCommon', "Requirement");
+$lang->story->requirement       = 'UR';
 $lang->story->story             = zget($lang, 'SRCommon', "Story");
 $lang->story->createStory       = 'Create ' . $lang->story->story;
 $lang->story->createRequirement = 'Create ' . $lang->story->requirement;
@@ -76,6 +76,10 @@ $lang->story->undetermined       = 'undetermined';
 $lang->story->order              = 'Order';
 $lang->story->saveDraft          = 'Save as draft';
 $lang->story->doNotSubmit        = 'Do Not Submit';
+$lang->story->currentBranch      = 'Current Branch';
+$lang->story->siblings           = 'Siblings story';
+$lang->story->relieved           = 'Relieved';
+$lang->story->relievedSiblings   = 'Relieved Siblings';
 
 $lang->story->editAction      = "Edit {$lang->SRCommon}";
 $lang->story->changeAction    = "Changer Story";
@@ -96,6 +100,15 @@ $lang->story->storyRound       = '%s time estimation';
 $lang->story->float            = "『 %s 』doit avoir des nombres positifs ou décimaux.";
 $lang->story->saveDraftSuccess = 'Save as draft succeeded.';
 
+$lang->story->changeSyncTip       = "The modification of this story will be synchronized to the following twin requirements";
+$lang->story->syncTip             = "The twin story are synchronized except for product, branch, module, plan, and stage. After the twin relationship is dissolved, they are no longer synchronized.";
+$lang->story->relievedTip         = "The twin relationship cannot be restored after dissolving, the content of the demand is no longer synchronized, whether to dissolving?";
+$lang->story->assignSyncTip       = "Both twin stories modify the assignor synchronously";
+$lang->story->closeSyncTip        = "Twin stories are closed synchronously";
+$lang->story->activateSyncTip     = "Twin stories are activated synchronously";
+$lang->story->relievedSiblingsTip = "After product adjustment, the twin relationship of this story will be automatically removed, and the story will no longer be synchronized. Do you want to save?";
+$lang->story->batchEditTip        = "{$lang->SRCommon} %sis twin stories, and this operation has been filtered.";
+
 $lang->story->id               = 'ID';
 $lang->story->parent           = 'Parent';
 $lang->story->product          = $lang->productCommon;
@@ -308,6 +321,7 @@ $lang->story->errorDuplicateStory  = $lang->SRCommon . '%s not exist';
 $lang->story->confirmRecallChange  = "After undo the change, the story content will revert to the version before the change. Are you sure you want to undo?";
 $lang->story->confirmRecallReview  = "Are you sure you want to withdraw the review?";
 $lang->story->noStoryToTask        = "Only the activated {$lang->SRCommon} can be converted into a task!";
+$lang->story->ignoreClosedStory    = "{$lang->SRCommon} %s status is closed, and the operation has been filtered.";
 
 $lang->story->form = new stdclass();
 $lang->story->form->area     = 'Périmètre';
@@ -341,6 +355,7 @@ $lang->story->action->subdividestory        = array('main' => '$date, décompos
 $lang->story->action->unlinkrelatedstory    = array('main' => '$date, dissociée par <strong>$actor</strong> de la Story <strong>$extra</strong>.');
 $lang->story->action->unlinkchildstory      = array('main' => '$date, dissociée par <strong>$actor</strong> de la sous-Story <strong>$extra</strong>.');
 $lang->story->action->recalledchange        = array('main' => '$date, Undo changes by <strong>\$actor</strong>.');
+$lang->story->action->syncsiblings          = array('main' => "\$date, the system judges that this story is adjusted synchronously due to the \$operate of twin story <strong>\$extra</strong>.", 'operate' => 'operateList');
 
 /* Statistical statement. */
 $lang->story->report = new stdclass();
@@ -429,6 +444,7 @@ $lang->story->chosen->reviewedBy = 'Choisir valideur';
 $lang->story->notice = new stdClass();
 $lang->story->notice->closed           = 'La Story que vous avez sélectionnée est malheureusement fermée !';
 $lang->story->notice->reviewerNotEmpty = 'This requirement needs to be reviewed, and the reviewedby is required.';
+$lang->story->notice->changePlan       = 'The plan can be changed to only one item.';
 
 $lang->story->convertToTask = new stdClass();
 $lang->story->convertToTask->fieldList = array();
@@ -466,6 +482,17 @@ $lang->story->featureBar['browse']['unclosed']  = $lang->story->unclosed;
 $lang->story->featureBar['browse']['draft']     = $lang->story->statusList['draft'];
 $lang->story->featureBar['browse']['reviewing'] = $lang->story->statusList['reviewing'];
 
+$lang->story->operateList = array();
+$lang->story->operateList['assigned']       = 'assigned';
+$lang->story->operateList['closed']         = 'closed';
+$lang->story->operateList['activated']      = 'activated';
+$lang->story->operateList['changed']        = 'changed';
+$lang->story->operateList['reviewed']       = 'reviewed';
+$lang->story->operateList['edited']         = 'edited';
+$lang->story->operateList['submitreview']   = 'submit review';
+$lang->story->operateList['recalledchange'] = 'recalled change';
+$lang->story->operateList['recalled']       = 'recalled review';
+
 $lang->requirement->common             = $lang->URCommon;
 $lang->requirement->create             = 'Create Requirement';
 $lang->requirement->batchCreate        = "Batch Create";
@@ -490,3 +517,7 @@ $lang->requirement->batchAssignTo      = "Batch Assign";
 $lang->requirement->batchChangeModule  = "Batch Change Modules";
 $lang->requirement->submitReview       = $lang->story->submitReview;
 $lang->requirement->linkStory          = 'Lier Story';
+
+$lang->story->addBranch      = 'Add %s';
+$lang->story->deleteBranch   = 'Delete %s';
+$lang->story->notice->branch = 'Each branch will establish a requirement, and the requirements are twins. The twins requirements are synchronized except for the product, branch, module, plan, and stage fields. You can manually remove the twins relationship later';
diff --git a/module/story/lang/vi.php b/module/story/lang/vi.php
index 243011066f..475490d3c1 100644
--- a/module/story/lang/vi.php
+++ b/module/story/lang/vi.php
@@ -94,6 +94,14 @@ $lang->story->storyRound       = '%s time estimation';
 $lang->story->float            = "『%s』should be positive number, decimals included.";
 $lang->story->saveDraftSuccess = 'Save as draft succeeded.';
 
+$lang->story->changeSyncTip       = "The modification of this story will be synchronized to the following twin requirements";
+$lang->story->syncTip             = "The twin story are synchronized except for product, branch, module, plan, and stage. After the twin relationship is dissolved, they are no longer synchronized.";
+$lang->story->assignSyncTip       = "Both twin stories modify the assignor synchronously";
+$lang->story->closeSyncTip        = "Twin stories are closed synchronously";
+$lang->story->activateSyncTip     = "Twin stories are activated synchronously";
+$lang->story->relievedSiblingsTip = "After product adjustment, the twin relationship of this story will be automatically removed, and the story will no longer be synchronized. Do you want to save?";
+$lang->story->batchEditTip        = "{$lang->SRCommon} %sis twin stories, and this operation has been filtered.";
+
 $lang->story->id             = 'ID';
 $lang->story->parent         = 'Mẹ';
 $lang->story->product        = $lang->productCommon;
@@ -332,6 +340,7 @@ $lang->story->action->subdividestory        = array('main' => '$date, được p
 $lang->story->action->unlinkrelatedstory    = array('main' => '$date, bị hủy bởi <strong>$actor</strong> từ Câu chuyện <strong>$extra</strong>.');
 $lang->story->action->unlinkchildstory      = array('main' => '$date, bị hủy bởi <strong>$actor</strong> Câu chuyện được phân rã <strong>$extra</strong>.');
 $lang->story->action->recalledchange        = array('main' => '$date, Undo changes by <strong>\$actor</strong>.');
+$lang->story->action->syncsiblings          = array('main' => "\$date, the system judges that this story is adjusted synchronously due to the \$operate of twin story <strong>\$extra</strong>.", 'operate' => 'operateList');
 
 /* Statistical statement. */
 $lang->story->report = new stdclass();
@@ -456,3 +465,14 @@ $lang->story->featureBar['browse']['all']       = $lang->all;
 $lang->story->featureBar['browse']['unclosed']  = $lang->story->unclosed;
 $lang->story->featureBar['browse']['draft']     = $lang->story->statusList['draft'];
 $lang->story->featureBar['browse']['reviewing'] = $lang->story->statusList['reviewing'];
+
+$lang->story->operateList = array();
+$lang->story->operateList['assigned']       = 'assigned';
+$lang->story->operateList['closed']         = 'closed';
+$lang->story->operateList['activated']      = 'activated';
+$lang->story->operateList['changed']        = 'changed';
+$lang->story->operateList['reviewed']       = 'reviewed';
+$lang->story->operateList['edited']         = 'edited';
+$lang->story->operateList['submitreview']   = 'submit review';
+$lang->story->operateList['recalledchange'] = 'recalled change';
+$lang->story->operateList['recalled']       = 'recalled review';
diff --git a/module/story/lang/zh-cn.php b/module/story/lang/zh-cn.php
index b51eec05b2..048756a3f8 100644
--- a/module/story/lang/zh-cn.php
+++ b/module/story/lang/zh-cn.php
@@ -76,6 +76,10 @@ $lang->story->undetermined       = '待定';
 $lang->story->order              = '排序';
 $lang->story->saveDraft          = '存为草稿';
 $lang->story->doNotSubmit        = '保存暂不提交';
+$lang->story->currentBranch      = '当前%s';
+$lang->story->siblings           = '孪生需求';
+$lang->story->relieved           = '解除';
+$lang->story->relievedSiblings   = '解除孪生需求';
 
 $lang->story->editAction      = "编辑{$lang->SRCommon}";
 $lang->story->changeAction    = "变更{$lang->SRCommon}";
@@ -96,6 +100,15 @@ $lang->story->storyRound       = '第 %s 轮估算';
 $lang->story->float            = "『%s』应当是正数，可以是小数。";
 $lang->story->saveDraftSuccess = '存为草稿成功';
 
+$lang->story->changeSyncTip       = "该需求的修改会同步到如下的孪生需求";
+$lang->story->syncTip             = "孪生需求间除产品、分支 、模块、计划、阶段外均同步，孪生关系解除后不再同步";
+$lang->story->relievedTip         = "孪生关系解除后无法恢复，需求的内容不再同步，是否解除？";
+$lang->story->assignSyncTip       = "孪生需求均同步修改指派人";
+$lang->story->closeSyncTip        = "孪生需求均同步关闭";
+$lang->story->activateSyncTip     = "孪生需求均同步激活";
+$lang->story->relievedSiblingsTip = '产品调整后，本需求自动解除孪生关系，需求不再同步，是否保存？';
+$lang->story->batchEditTip        = "{$lang->SRCommon} %s为孪生需求，本次操作已被过滤。";
+
 $lang->story->id               = '编号';
 $lang->story->parent           = '父需求';
 $lang->story->product          = "所属{$lang->productCommon}";
@@ -308,6 +321,7 @@ $lang->story->errorDuplicateStory   = $lang->SRCommon . '%s不存在';
 $lang->story->confirmRecallChange   = "撤销变更后，需求内容会回退至变更前的版本，您确定要撤销吗？";
 $lang->story->confirmRecallReview   = "您确定要撤回评审吗？";
 $lang->story->noStoryToTask         = "只有激活的{$lang->SRCommon}才能转为任务！";
+$lang->story->ignoreClosedStory     = "{$lang->SRCommon} %s 状态为已关闭，本次操作已被过滤。";
 
 $lang->story->form = new stdclass();
 $lang->story->form->area     = "该{$lang->SRCommon}所属范围";
@@ -341,6 +355,7 @@ $lang->story->action->subdividestory        = array('main' => "\$date, 由 <stro
 $lang->story->action->unlinkrelatedstory    = array('main' => "\$date, 由 <strong>\$actor</strong> 移除相关{$lang->SRCommon} <strong>\$extra</strong>。");
 $lang->story->action->unlinkchildstory      = array('main' => "\$date, 由 <strong>\$actor</strong> 移除细分{$lang->SRCommon} <strong>\$extra</strong>。");
 $lang->story->action->recalledchange        = array('main' => "\$date, 由 <strong>\$actor</strong> 撤销变更。");
+$lang->story->action->syncsiblings          = array('main' => "\$date, 系统判断由于孪生需求 <strong>\$extra</strong> \$operate，本需求同步调整。", 'operate' => 'operateList');
 
 /* 统计报表。*/
 $lang->story->report = new stdclass();
@@ -429,6 +444,7 @@ $lang->story->chosen->reviewedBy = '选择评审人...';
 $lang->story->notice = new stdClass();
 $lang->story->notice->closed           = "您选择的{$lang->SRCommon}已经被关闭了！";
 $lang->story->notice->reviewerNotEmpty = '该需求需要评审，评审人员不能为空。';
+$lang->story->notice->changePlan       = '所属计划只能改为一条，修改后才能保存成功。';
 
 $lang->story->convertToTask = new stdClass();
 $lang->story->convertToTask->fieldList = array();
@@ -466,6 +482,17 @@ $lang->story->featureBar['browse']['unclosed']  = $lang->story->unclosed;
 $lang->story->featureBar['browse']['draft']     = $lang->story->statusList['draft'];
 $lang->story->featureBar['browse']['reviewing'] = $lang->story->statusList['reviewing'];
 
+$lang->story->operateList = array();
+$lang->story->operateList['assigned']       = '指派';
+$lang->story->operateList['closed']         = '关闭';
+$lang->story->operateList['activated']      = '激活';
+$lang->story->operateList['changed']        = '变更';
+$lang->story->operateList['reviewed']       = '评审';
+$lang->story->operateList['edited']         = '编辑';
+$lang->story->operateList['submitreview']   = '提交评审';
+$lang->story->operateList['recalledchange'] = '撤销变更';
+$lang->story->operateList['recalled']       = '撤销评审';
+
 $lang->requirement->common             = $lang->URCommon;
 $lang->requirement->create             = "提{$lang->URCommon}";
 $lang->requirement->batchCreate        = "批量创建";
@@ -490,3 +517,7 @@ $lang->requirement->batchAssignTo      = "批量指派";
 $lang->requirement->batchChangeModule  = "批量修改模块";
 $lang->requirement->submitReview       = $lang->story->submitReview;
 $lang->requirement->linkStory          = "关联{$lang->SRCommon}";
+
+$lang->story->addBranch      = '添加%s';
+$lang->story->deleteBranch   = '删除%s';
+$lang->story->notice->branch = '每个分支会建立一个需求，需求间互为孪生关系，孪生需求间除产品、分支、模块、计划、阶段字段外均同步，后期您可以手动解除孪生关系';
diff --git a/module/story/model.php b/module/story/model.php
index 93a96f3a85..05472837b3 100644
--- a/module/story/model.php
+++ b/module/story/model.php
@@ -49,11 +49,18 @@ class storyModel extends model
 
         $story->executions = $this->dao->select('t1.project, t2.name, t2.status, t2.type, t2.multiple')->from(TABLE_PROJECTSTORY)->alias('t1')
             ->leftJoin(TABLE_EXECUTION)->alias('t2')->on('t1.project = t2.id')
-            ->where('t1.story')->eq($storyID)
-            ->andWhere('t2.type')->in('sprint,stage,kanban')
+            ->where('t2.type')->in('sprint,stage,kanban')
+            ->beginIF($story->siblings)->andWhere('t1.story')->in(ltrim($story->siblings, ',') . $story->id)
+            ->beginIF(!$story->siblings)->andWhere('t1.story')->in($story->id)
             ->orderBy('t1.`order` DESC')
             ->fetchAll('project');
-        $story->tasks  = $this->dao->select('id, name, assignedTo, execution, project, status, consumed, `left`,type')->from(TABLE_TASK)->where('story')->eq($storyID)->andWhere('deleted')->eq(0)->orderBy('id DESC')->fetchGroup('execution');
+        $story->tasks  = $this->dao->select('id, name, assignedTo, execution, project, status, consumed, `left`,type')->from(TABLE_TASK)
+            ->where('deleted')->eq(0)
+            ->beginIF($story->siblings)->andWhere('story')->in(ltrim($story->siblings, ',') . $story->id)
+            ->beginIF(!$story->siblings)->andWhere('story')->in($story->id)
+            ->orderBy('id DESC')
+            ->fetchGroup('execution');
+
         $story->stages = $this->dao->select('*')->from(TABLE_STORYSTAGE)->where('story')->eq($storyID)->fetchPairs('branch', 'stage');
         //$story->bugCount  = $this->dao->select('COUNT(*)')->alias('count')->from(TABLE_BUG)->where('story')->eq($storyID)->fetch('count');
         //$story->caseCount = $this->dao->select('COUNT(*)')->alias('count')->from(TABLE_CASE)->where('story')->eq($storyID)->fetch('count');
@@ -159,13 +166,20 @@ class storyModel extends model
         }
 
         /* Get affected bugs. */
-        $story->bugs = $this->dao->findByStory($story->id)->from(TABLE_BUG)
+        $story->bugs = $this->dao->select('*')->from(TABLE_BUG)
+            ->where('status')->ne('closed')
+            ->beginIF($story->siblings)->andWhere('story')->in(ltrim($story->siblings, ',') . $story->id)
+            ->beginIF(!$story->siblings)->andWhere('story')->in($story->id)
             ->andWhere('status')->ne('closed')
             ->andWhere('deleted')->eq(0)
             ->orderBy('id desc')->fetchAll();
 
         /* Get affected cases. */
-        $story->cases = $this->dao->findByStory($story->id)->from(TABLE_CASE)->andWhere('deleted')->eq(0)->fetchAll();
+        $story->cases = $this->dao->select('*')->from(TABLE_CASE)
+            ->where('deleted')->eq(0)
+            ->beginIF($story->siblings)->andWhere('story')->in(ltrim($story->siblings, ',') . $story->id)
+            ->beginIF(!$story->siblings)->andWhere('story')->in($story->id)
+            ->fetchAll();
 
         return $story;
     }
@@ -228,173 +242,223 @@ class storyModel extends model
             ->join('assignedTo', '')
             ->join('mailto', ',')
             ->stripTags($this->config->story->editor->create['id'], $this->config->allowedTags)
-            ->remove('files,labels,reviewer,needNotReview,newStory,uid,contactListMenu,URS,region,lane,ticket')
+            ->remove('files,labels,reviewer,needNotReview,newStory,uid,contactListMenu,URS,region,lane,ticket,branches,modules,plans')
             ->get();
 
         /* Check repeat story. */
         $result = $this->loadModel('common')->removeDuplicate('story', $story, "product={$story->product}");
         if(isset($result['stop']) and $result['stop']) return array('status' => 'exists', 'id' => $result['duplicate']);
-
         if($story->status != 'draft' and $this->checkForceReview()) $story->status = 'reviewing';
-        if(strpos('draft,reviewing', $story->status) !== false) $story->stage = $this->post->plan > 0 ? 'planned' : 'wait';
         $story = $this->loadModel('file')->processImgURL($story, $this->config->story->editor->create['id'], $this->post->uid);
 
-        $requiredFields = "," . $this->config->story->create->requiredFields . ",";
-
-        if($story->type == 'requirement') $requiredFields = str_replace(',plan,', ',', $requiredFields);
-        if(strpos($requiredFields, ',estimate,') !== false)
+        $product = $this->loadModel('product')->getById($story->product);
+        if($product->type == 'normal' or $story->type == 'requirement')
         {
-            if(strlen(trim($story->estimate)) == 0) dao::$errors['estimate'] = sprintf($this->lang->error->notempty, $this->lang->story->estimate);
-            $requiredFields = str_replace(',estimate,', ',', $requiredFields);
+            $this->post->branches = isset($story->branch) ? array($story->branch) : array(0 => 0);
+            $this->post->modules  = isset($story->module) ? array($story->module) : array(0 => 0);
+            $this->post->plans    = isset($story->plan) ? array($story->plan) : array(0 => 0);
         }
 
-        $requiredFields = trim($requiredFields, ',');
-
-        $this->dao->insert(TABLE_STORY)->data($story, 'spec,verify')
-            ->autoCheck()
-            ->checkIF($story->notifyEmail, 'notifyEmail', 'email')
-            ->batchCheck($requiredFields, 'notempty')
-            ->checkFlow()
-            ->exec();
-
-        if(!dao::isError())
+        /* check module */
+        $requiredFields = "," . $this->config->story->create->requiredFields . ",";
+        if(strpos($requiredFields, ',module,') !== false)
         {
-            $storyID = $this->dao->lastInsertID();
-
-            /* Fix bug #21992, user story have no parent story. */
-            if(isset($story->parent) and $story->parent)
+            foreach($this->post->modules as $module)
             {
-                $stories = array($storyID);
-                $this->subdivide($story->parent, $stories);
-            }
-
-            if(!empty($story->plan))
-            {
-                $this->updateStoryOrderOfPlan($storyID, $story->plan); // Set story order in this plan.
-                $this->loadModel('action')->create('productplan', $story->plan, 'linkstory', '', $storyID);
-            }
-
-            $this->file->updateObjectID($this->post->uid, $storyID, $story->type);
-            $files = $this->file->saveUpload($story->type, $storyID, 1);
-
-            $data          = new stdclass();
-            $data->story   = $storyID;
-            $data->version = 1;
-            $data->title   = $story->title;
-            $data->spec    = $story->spec;
-            $data->verify  = $story->verify;
-            $data->files   = join(',', array_keys($files));
-            $this->dao->insert(TABLE_STORYSPEC)->data($data)->exec();
-
-            /* Save the story reviewer to storyreview table. */
-            if(isset($_POST['reviewer']))
-            {
-                foreach($this->post->reviewer as $reviewer)
+                if(empty($module))
                 {
-                    if(empty($reviewer)) continue;
-
-                    $reviewData = new stdclass();
-                    $reviewData->story    = $storyID;
-                    $reviewData->version  = 1;
-                    $reviewData->reviewer = $reviewer;
-                    $this->dao->insert(TABLE_STORYREVIEW)->data($reviewData)->exec();
+                    dao::$errors[] = sprintf($this->lang->error->notempty, $this->lang->story->module);
+                    return false;
                 }
             }
+        }
 
-            /* Project or execution linked story. */
-            if($executionID != 0)
+        $storyIds    = array();
+        $storyFile   = array();
+        $mainStoryID = 0;
+        foreach($this->post->branches as $key => $branch)
+        {
+            $story->branch = $branch;
+            $story->module = $this->post->modules[$key];
+            $story->plan   = $this->post->plans[$key];
+
+            if(strpos('draft,reviewing', $story->status) !== false) $story->stage = $this->post->plan > 0 ? 'planned' : 'wait';
+            if($story->type == 'requirement') $requiredFields = str_replace(',plan,', ',', $requiredFields);
+            if(strpos($requiredFields, ',estimate,') !== false)
             {
-                $this->linkStory($executionID, $this->post->product, $storyID);
-                if($executionID != $this->session->project) $this->linkStory($this->session->project, $this->post->product, $storyID);
-
-                $this->loadModel('kanban');
-
-                $laneID = isset($output['laneID']) ? $output['laneID'] : 0;
-                if(isset($_POST['lane'])) $laneID = $_POST['lane'];
-
-                $columnID = $this->kanban->getColumnIDByLaneID($laneID, 'backlog');
-                if(empty($columnID)) $columnID = isset($output['columnID']) ? $output['columnID'] : 0;
-
-                if(!empty($laneID) and !empty($columnID)) $this->kanban->addKanbanCell($executionID, $laneID, $columnID, 'story', $storyID);
-                if(empty($laneID) or empty($columnID)) $this->kanban->updateLane($executionID, 'story');
+                if(strlen(trim($story->estimate)) == 0) dao::$errors['estimate'] = sprintf($this->lang->error->notempty, $this->lang->story->estimate);
+                $requiredFields = str_replace(',estimate,', ',', $requiredFields);
             }
 
-            if(is_array($this->post->URS))
+            $requiredFields = trim($requiredFields, ',');
+
+            $this->dao->insert(TABLE_STORY)->data($story, 'spec,verify')
+                ->autoCheck()
+                ->checkIF($story->notifyEmail, 'notifyEmail', 'email')
+                ->batchCheck($requiredFields, 'notempty')
+                ->checkFlow()
+                ->exec();
+
+            if(dao::isError()) return false;
+
+            if(!dao::isError())
             {
-                foreach($this->post->URS as $URID)
+                $storyID = $this->dao->lastInsertID();
+
+                /* Fix bug #21992, user story have no parent story. */
+                if(isset($story->parent) and $story->parent)
                 {
-                    $requirement = $this->getByID($URID);
-                    $data = new stdclass();
-                    $data->product  = $story->product;
-                    $data->AType    = 'requirement';
-                    $data->relation = 'subdivideinto';
-                    $data->BType    = 'story';
-                    $data->AID      = $URID;
-                    $data->BID      = $storyID;
-                    $data->AVersion = $requirement->version;
-                    $data->BVersion = 1;
-                    $data->extra    = 1;
-
-                    $this->dao->insert(TABLE_RELATION)->data($data)->autoCheck()->exec();
-
-                    $data->AType    = 'story';
-                    $data->relation = 'subdividedfrom';
-                    $data->BType    = 'requirement';
-                    $data->AID      = $storyID;
-                    $data->BID      = $URID;
-                    $data->AVersion = 1;
-                    $data->BVersion = $requirement->version;
-
-                    $this->dao->insert(TABLE_RELATION)->data($data)->autoCheck()->exec();
+                    $stories = array($storyID);
+                    $this->subdivide($story->parent, $stories);
                 }
-            }
 
-            if($bugID > 0)
-            {
-                if(($this->config->edition == 'biz' || $this->config->edition == 'max')) $oldBug = $this->dao->select('feedback, status')->from(TABLE_BUG)->where('id')->eq($bugID)->fetch();
-
-                $bug = new stdclass();
-                $bug->toStory      = $storyID;
-                $bug->status       = 'closed';
-                $bug->resolution   = 'tostory';
-                $bug->resolvedBy   = $this->app->user->account;
-                $bug->resolvedDate = $now;
-                $bug->closedBy     = $this->app->user->account;
-                $bug->closedDate   = $now;
-                $bug->assignedTo   = 'closed';
-                $bug->assignedDate = $now;
-                $this->dao->update(TABLE_BUG)->data($bug)->where('id')->eq($bugID)->exec();
-
-                $this->loadModel('action')->create('bug', $bugID, 'ToStory', '', $storyID);
-                $this->action->create('bug', $bugID, 'Closed');
-
-                if(($this->config->edition == 'biz' || $this->config->edition == 'max') && !dao::isError() && $oldBug->feedback) $this->loadModel('feedback')->updateStatus('bug', $oldBug->feedback, 'closed', $oldBug->status);
-
-                /* add files to story from bug. */
-                $files = $this->dao->select('*')->from(TABLE_FILE)
-                    ->where('objectType')->eq('bug')
-                    ->andWhere('objectID')->eq($bugID)
-                    ->fetchAll();
-                if(!empty($files))
+                if(!empty($story->plan))
                 {
-                    foreach($files as $file)
+                    $this->updateStoryOrderOfPlan($storyID, $story->plan); // Set story order in this plan.
+                    $this->loadModel('action')->create('productplan', $story->plan, 'linkstory', '', $storyID);
+                }
+
+                $this->file->updateObjectID($this->post->uid, $storyID, $story->type);
+                $files = $this->file->saveUpload($story->type, $storyID, 1);
+                /* Multi branch sync files */
+                !empty($files) ? $storyFile = $files : $files = $storyFile;
+
+                $data          = new stdclass();
+                $data->story   = $storyID;
+                $data->version = 1;
+                $data->title   = $story->title;
+                $data->spec    = $story->spec;
+                $data->verify  = $story->verify;
+                $data->files   = join(',', array_keys($files));
+                $this->dao->insert(TABLE_STORYSPEC)->data($data)->exec();
+
+                /* Save the story reviewer to storyreview table. */
+                if(isset($_POST['reviewer']))
+                {
+                    foreach($this->post->reviewer as $reviewer)
                     {
-                        $file->objectType = 'story';
-                        $file->objectID   = $storyID;
-                        unset($file->id);
-                        $this->dao->insert(TABLE_FILE)->data($file)->exec();
+                        if(empty($reviewer)) continue;
+
+                        $reviewData = new stdclass();
+                        $reviewData->story    = $storyID;
+                        $reviewData->version  = 1;
+                        $reviewData->reviewer = $reviewer;
+                        $this->dao->insert(TABLE_STORYREVIEW)->data($reviewData)->exec();
                     }
                 }
+
+                /* Project or execution linked story. */
+                if($executionID != 0)
+                {
+                    $this->linkStory($executionID, $this->post->product, $storyID);
+                    if($this->config->systemMode == 'new' and $executionID != $this->session->project) $this->linkStory($this->session->project, $this->post->product, $storyID);
+
+                    $this->loadModel('kanban');
+
+                    $laneID = isset($output['laneID']) ? $output['laneID'] : 0;
+                    if(isset($_POST['lane'])) $laneID = $_POST['lane'];
+
+                    $columnID = $this->kanban->getColumnIDByLaneID($laneID, 'backlog');
+                    if(empty($columnID)) $columnID = isset($output['columnID']) ? $output['columnID'] : 0;
+
+                    if(!empty($laneID) and !empty($columnID)) $this->kanban->addKanbanCell($executionID, $laneID, $columnID, 'story', $storyID);
+                    if(empty($laneID) or empty($columnID)) $this->kanban->updateLane($executionID, 'story');
+                }
+
+                if(is_array($this->post->URS))
+                {
+                    foreach($this->post->URS as $URID)
+                    {
+                        $requirement = $this->getByID($URID);
+                        $data = new stdclass();
+                        $data->product  = $story->product;
+                        $data->AType    = 'requirement';
+                        $data->relation = 'subdivideinto';
+                        $data->BType    = 'story';
+                        $data->AID      = $URID;
+                        $data->BID      = $storyID;
+                        $data->AVersion = $requirement->version;
+                        $data->BVersion = 1;
+                        $data->extra    = 1;
+
+                        $this->dao->insert(TABLE_RELATION)->data($data)->autoCheck()->exec();
+
+                        $data->AType    = 'story';
+                        $data->relation = 'subdividedfrom';
+                        $data->BType    = 'requirement';
+                        $data->AID      = $storyID;
+                        $data->BID      = $URID;
+                        $data->AVersion = 1;
+                        $data->BVersion = $requirement->version;
+
+                        $this->dao->insert(TABLE_RELATION)->data($data)->autoCheck()->exec();
+                    }
+                }
+
+                if($bugID > 0)
+                {
+                    if(($this->config->edition == 'biz' || $this->config->edition == 'max')) $oldBug = $this->dao->select('feedback, status')->from(TABLE_BUG)->where('id')->eq($bugID)->fetch();
+
+                    $bug = new stdclass();
+                    $bug->toStory      = $storyID;
+                    $bug->status       = 'closed';
+                    $bug->resolution   = 'tostory';
+                    $bug->resolvedBy   = $this->app->user->account;
+                    $bug->resolvedDate = $now;
+                    $bug->closedBy     = $this->app->user->account;
+                    $bug->closedDate   = $now;
+                    $bug->assignedTo   = 'closed';
+                    $bug->assignedDate = $now;
+                    $this->dao->update(TABLE_BUG)->data($bug)->where('id')->eq($bugID)->exec();
+
+                    $this->loadModel('action')->create('bug', $bugID, 'ToStory', '', $storyID);
+                    $this->action->create('bug', $bugID, 'Closed');
+
+                    if(($this->config->edition == 'biz' || $this->config->edition == 'max') && !dao::isError() && $oldBug->feedback) $this->loadModel('feedback')->updateStatus('bug', $oldBug->feedback, 'closed', $oldBug->status);
+
+                    /* add files to story from bug. */
+                    $files = $this->dao->select('*')->from(TABLE_FILE)
+                        ->where('objectType')->eq('bug')
+                        ->andWhere('objectID')->eq($bugID)
+                        ->fetchAll();
+                    if(!empty($files))
+                    {
+                        foreach($files as $file)
+                        {
+                            $file->objectType = 'story';
+                            $file->objectID   = $storyID;
+                            unset($file->id);
+                            $this->dao->insert(TABLE_FILE)->data($file)->exec();
+                        }
+                    }
+                }
+                if(!defined('TUTORIAL')) $this->setStage($storyID);
+                if(!dao::isError()) $this->loadModel('score')->create('story', 'create',$storyID);
+
+                /* Callback the callable method to process the related data for object that is transfered to story. */
+                if($from && is_callable(array($this, $this->config->story->fromObjects[$from]['callback']))) call_user_func(array($this, $this->config->story->fromObjects[$from]['callback']), $storyID);
+
+                $storyIds[] = $storyID;
+                if(empty($mainStoryID)) $mainStoryID = $storyID;
             }
-            if(!defined('TUTORIAL')) $this->setStage($storyID);
-            if(!dao::isError()) $this->loadModel('score')->create('story', 'create',$storyID);
-
-            /* Callback the callable method to process the related data for object that is transfered to story. */
-            if($from && is_callable(array($this, $this->config->story->fromObjects[$from]['callback']))) call_user_func(array($this, $this->config->story->fromObjects[$from]['callback']), $storyID);
-
-            return array('status' => 'created', 'id' => $storyID);
         }
-        return false;
+
+        /* bind siblings story id */
+        if(count($storyIds) > 1)
+        {
+            foreach($storyIds as $siblingsStoryID)
+            {
+                $siblingsArr = array();
+                foreach($storyIds as $idItem)
+                {
+                    if($idItem != $siblingsStoryID) $siblingsArr[] = $idItem;
+                    $siblings = ',' . implode(',', $siblingsArr) . ',';
+                    $this->dao->update(TABLE_STORY)->set('siblings')->eq($siblings)->where('id')->eq($siblingsStoryID)->exec();
+                }
+            }
+        }
+
+        return array('status' => 'created', 'id' => $mainStoryID, 'ids' => $storyIds);
     }
 
     /**
@@ -739,6 +803,16 @@ class storyModel extends model
                 $data->files   = $story->files = $addedFiles . trim($storyFiles, ',');
                 $this->dao->insert(TABLE_STORYSPEC)->data($data)->exec();
 
+                /* Sync siblings. */
+                if(!empty($oldStory->siblings))
+                {
+                    foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                    {
+                        $data->story = $siblingID;
+                        $this->dao->insert(TABLE_STORYSPEC)->data($data)->exec();
+                    }
+                }
+
                 /* IF is story and has changed, update its relation version to new. */
                 if($oldStory->type == 'story')
                 {
@@ -767,6 +841,16 @@ class storyModel extends model
                     $reviewData->version  = $story->version;
                     $reviewData->reviewer = $reviewer;
                     $this->dao->insert(TABLE_STORYREVIEW)->data($reviewData)->exec();
+
+                    /* Sync siblings. */
+                    if(!empty($oldStory->siblings))
+                    {
+                        foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                        {
+                            $reviewData->story = $siblingID;
+                            $this->dao->insert(TABLE_STORYREVIEW)->data($reviewData)->exec();
+                        }
+                    }
                 }
 
                 if($reviewerHasChanged)
@@ -776,7 +860,9 @@ class storyModel extends model
                 }
             }
 
-            return common::createChanges($oldStory, $story);
+            $changes = common::createChanges($oldStory, $story);
+            if(!empty($oldStory->siblings)) $this->syncSiblings($oldStory->id, $oldStory->siblings, $changes, 'Changed');
+            return $changes;
         }
     }
 
@@ -803,6 +889,17 @@ class storyModel extends model
             return false;
         }
 
+        $storyPlan = !empty($_POST['plan']) ? array_filter($_POST['plan']) : array();
+        if(count($storyPlan) > 1)
+        {
+            $oldStoryPlan = !empty($oldStory->planTitle) ? array_keys($oldStory->planTitle) : array();
+            if(!empty(array_diff($storyPlan,$oldStoryPlan)) or !empty(array_diff($oldStoryPlan,$storyPlan)))
+            {
+                dao::$errors[] = $this->lang->story->notice->changePlan;
+                return false;
+            }
+        }
+
         $story = fixer::input('post')
             ->cleanInt('product,module,pri,duplicateStory')
             ->cleanFloat('estimate')
@@ -836,6 +933,14 @@ class storyModel extends model
             ->remove('files,labels,comment,contactListMenu,stages,reviewer,needNotReview')
             ->get();
 
+        /* Relieve siblings when change product. */
+        if(!empty($oldStory->siblings) and $story->product != $oldStory->product)
+        {
+            $this->dbh->exec("UPDATE " . TABLE_STORY . " SET siblings = REPLACE(siblings, ',$storyID,', ',') WHERE `product` = $oldStory->product");
+            $this->dao->update(TABLE_STORY)->set('siblings')->eq('')->where('id')->eq($storyID)->orWhere('siblings')->eq(',')->exec();
+            $oldStory->siblings = '';
+        }
+
         if($oldStory->type == 'story' and !isset($story->linkStories)) $story->linkStories = '';
         if($oldStory->type == 'requirement' and !isset($story->linkRequirements)) $story->linkRequirements = '';
         if($oldStory->status == 'changing' and $story->status == 'draft') $story->status = 'changing';
@@ -887,6 +992,19 @@ class storyModel extends model
                 ->beginIF($oldStory->status == 'reviewing')->andWhere('reviewer')->notin(implode(',', $_POST['reviewer']))
                 ->exec();
 
+            /* Sync siblings. */
+            if(!empty($oldStory->siblings))
+            {
+                foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                {
+                    $this->dao->delete()->from(TABLE_STORYREVIEW)
+                        ->where('story')->eq($siblingID)
+                        ->andWhere('version')->eq($oldStory->version)
+                        ->beginIF($oldStory->status == 'reviewing')->andWhere('reviewer')->notin(implode(',', $_POST['reviewer']))
+                        ->exec();
+                }
+            }
+
             foreach($_POST['reviewer'] as $reviewer)
             {
                 if($oldStory->status == 'reviewing' and in_array($reviewer, array_keys($oldReviewer))) continue;
@@ -896,6 +1014,16 @@ class storyModel extends model
                 $reviewData->version  = $oldStory->version;
                 $reviewData->reviewer = $reviewer;
                 $this->dao->insert(TABLE_STORYREVIEW)->data($reviewData)->exec();
+
+                /* Sync siblings. */
+                if(!empty($oldStory->siblings))
+                {
+                    foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                    {
+                        $reviewData->story = $siblingID;
+                        $this->dao->insert(TABLE_STORYREVIEW)->data($reviewData)->exec();
+                    }
+                }
             }
 
             if($oldStory->status == 'reviewing') $story = $this->updateStoryByReview($storyID, $oldStory, $story);
@@ -933,6 +1061,18 @@ class storyModel extends model
                 $data->verify = $story->verify;
                 $data->files  = $story->files = $addedFiles . trim($storyFiles, ',');
                 $this->dao->update(TABLE_STORYSPEC)->data($data)->where('story')->eq((int)$storyID)->andWhere('version')->eq($oldStory->version)->exec();
+
+                /* Sync siblings. */
+                if(!empty($oldStory->siblings))
+                {
+                    foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                    {
+                        $this->dao->update(TABLE_STORYSPEC)->data($data)
+                            ->where('story')->eq((int)$siblingID)
+                            ->andWhere('version')->eq($oldStory->version)
+                            ->exec();
+                    }
+                }
             }
 
             if($story->product != $oldStory->product)
@@ -1062,6 +1202,8 @@ class storyModel extends model
                 if(isset($story->finalResult)) $this->recordReviewAction($story);
             }
 
+            if(!empty($oldStory->siblings)) $this->syncSiblings($oldStory->id, $oldStory->siblings, $changes, 'Edited');
+
             return true;
         }
     }
@@ -1475,7 +1617,28 @@ class storyModel extends model
         /* Fix bug #671. */
         $this->lang->story->closedReason = $this->lang->story->rejectedReason;
 
-        $this->dao->update(TABLE_STORYREVIEW)->set('result')->eq($this->post->result)->set('reviewDate')->eq($now)->where('story')->eq($storyID)->andWhere('version')->eq($oldStory->version)->andWhere('reviewer')->eq($this->app->user->account)->exec();
+        $this->dao->update(TABLE_STORYREVIEW)
+            ->set('result')->eq($this->post->result)
+            ->set('reviewDate')->eq($now)
+            ->where('story')->eq($storyID)
+            ->andWhere('version')->eq($oldStory->version)
+            ->andWhere('reviewer')->eq($this->app->user->account)
+            ->exec();
+
+        /* Sync siblings. */
+        if(!empty($oldStory->siblings))
+        {
+            foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+            {
+                $this->dao->update(TABLE_STORYREVIEW)
+                    ->set('result')->eq($this->post->result)
+                    ->set('reviewDate')->eq($now)
+                    ->where('story')->eq($siblingID)
+                    ->andWhere('version')->eq($oldStory->version)
+                    ->andWhere('reviewer')->eq($this->app->user->account)
+                    ->exec();
+            }
+        }
 
         $story = $this->updateStoryByReview($storyID, $oldStory, $story);
 
@@ -1507,6 +1670,8 @@ class storyModel extends model
             $this->action->logHistory($actionID, $changes);
         }
 
+        if(!empty($oldStory->siblings)) $this->syncSiblings($oldStory->id, $oldStory->siblings, $changes, 'Reviewed');
+
         return true;
     }
 
@@ -1525,17 +1690,23 @@ class storyModel extends model
         $actions = array();
         $this->loadModel('action');
 
-        $oldStories   = $this->getByList($storyIdList);
-        $hasResult    = $this->dao->select('story,version,result')->from(TABLE_STORYREVIEW)->where('story')->in($storyIdList)->andWhere('reviewer')->eq($this->app->user->account)->andWhere('result')->ne('')->orderBy('version')->fetchAll('story');
-        $reviewerList = $this->dao->select('story,reviewer,result,version')->from(TABLE_STORYREVIEW)->where('story')->in($storyIdList)->orderBy('version')->fetchGroup('story', 'reviewer');
+        $reviewedSiblings = array();
+        $oldStories       = $this->getByList($storyIdList);
+        $hasResult        = $this->dao->select('story,version,result')->from(TABLE_STORYREVIEW)->where('story')->in($storyIdList)->andWhere('reviewer')->eq($this->app->user->account)->andWhere('result')->ne('')->orderBy('version')->fetchAll('story');
+        $reviewerList     = $this->dao->select('story,reviewer,result,version')->from(TABLE_STORYREVIEW)->where('story')->in($storyIdList)->orderBy('version')->fetchGroup('story', 'reviewer');
         foreach($storyIdList as $storyID)
         {
             if(!$storyID) continue;
 
             $isSuperReviewer = strpos(',' . trim(zget($this->config->story, 'superReviewers', ''), ',') . ',', ',' . $this->app->user->account . ',');
             $oldStory        = $oldStories[$storyID];
-
             if($oldStory->status != 'reviewing') continue;
+
+            foreach($reviewerList[$storyID] as $reviewer => $reviewerInfo)
+            {
+                if($reviewerInfo->version != $oldStory->version) unset($reviewerList[$storyID][$reviewer]);
+            }
+
             if(!in_array($this->app->user->account, array_keys($reviewerList[$storyID])) and $isSuperReviewer === false) continue;
             if(isset($hasResult[$storyID]) and $hasResult[$storyID]->version == $oldStories[$storyID]->version) continue;
             if($oldStory->version > 1 and $result == 'reject') continue;
@@ -1549,6 +1720,21 @@ class storyModel extends model
 
             $this->dao->update(TABLE_STORYREVIEW)->set('result')->eq($result)->set('reviewDate')->eq($now)->where('story')->eq($storyID)->andWhere('version')->eq($oldStory->version)->andWhere('reviewer')->eq($this->app->user->account)->exec();
 
+            /* Sync siblings. */
+            if(!empty($oldStory->siblings))
+            {
+                foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                {
+                    $this->dao->update(TABLE_STORYREVIEW)
+                        ->set('result')->eq($result)
+                        ->set('reviewDate')->eq($now)
+                        ->where('story')->eq($siblingID)
+                        ->andWhere('version')->eq($oldStory->version)
+                        ->andWhere('reviewer')->eq($this->app->user->account)
+                        ->exec();
+                }
+            }
+
             /* Update the story status by review rules. */
             $reviewedBy = explode(',', trim($story->reviewedBy, ','));
             if($isSuperReviewer !== false)
@@ -1571,6 +1757,19 @@ class storyModel extends model
             $story->id         = $storyID;
             $story->version    = $oldStory->version;
             $actions[$storyID] = $this->recordReviewAction($story, $result, $reason);
+
+            /* Sync siblings. */
+            $changes = common::createChanges($oldStory, $story);
+            if(!empty($oldStory->siblings))
+            {
+                $siblings = $oldStory->siblings;
+                foreach(explode(',', $siblings) as $siblingID)
+                {
+                    if(in_array($siblingID, $storyIdList) or isset($reviewedSiblings[$siblingID])) $siblings = str_replace(",$siblingID,", ',', $siblings);
+                }
+                $this->syncSiblings($storyID, trim($siblings, ','), $changes, 'Reviewed');
+                foreach(explode(',', trim($siblings, ',')) as $reviewedID) $reviewedSiblings[$reviewedID] = $reviewedID;
+            }
         }
 
         return $actions;
@@ -1585,11 +1784,26 @@ class storyModel extends model
      */
     public function recallReview($storyID)
     {
-        $story     = $this->getById($storyID);
-        $isChanged = $story->changedBy ? true : false;
-        $status    = $isChanged ? 'changing' : 'draft';
-        $this->dao->update(TABLE_STORY)->set('status')->eq($status)->where('id')->eq($storyID)->exec();
-        $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($storyID)->andWhere('version')->eq($story->version)->exec();
+        $oldStory  = $this->getById($storyID);
+        $isChanged = $oldStory->changedBy ? true : false;
+
+        $story = clone $oldStory;
+        $story->status = $isChanged ? 'changing' : 'draft';
+        $this->dao->update(TABLE_STORY)->set('status')->eq($story->status)->where('id')->eq($storyID)->exec();
+
+        $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($storyID)->andWhere('version')->eq($oldStory->version)->exec();
+
+        /* Sync siblings. */
+        if(!empty($oldStory->siblings))
+        {
+            foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+            {
+                $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($siblingID)->andWhere('version')->eq($oldStory->version)->exec();
+            }
+        }
+
+        $changes = common::createChanges($oldStory, $story);
+        if(!empty($oldStory->siblings)) $this->syncSiblings($storyID, $oldStory->siblings, $changes, 'recalled');
     }
 
     /**
@@ -1601,16 +1815,31 @@ class storyModel extends model
      */
     public function recallChange($storyID)
     {
-        $story = $this->getById($storyID);
+        $oldStory = $this->getById($storyID);
 
         /* Update story title and version and status. */
-        $preVersion = $story->version - 1;
-        $preTitle   = $this->dao->select('title')->from(TABLE_STORYSPEC)->where('story')->eq($storyID)->andWHere('version')->eq($preVersion)->fetch('title');
-        $this->dao->update(TABLE_STORY)->set('title')->eq($preTitle)->set('version')->eq($preVersion)->set('status')->eq('active')->where('id')->eq($storyID)->exec();
+        $story = clone $oldStory;
+        $story->version = $oldStory->version - 1;
+        $story->title   = $this->dao->select('title')->from(TABLE_STORYSPEC)->where('story')->eq($storyID)->andWHere('version')->eq($story->version)->fetch('title');
+        $story->status  = 'active';
+        $this->dao->update(TABLE_STORY)->set('title')->eq($story->title)->set('version')->eq($story->version)->set('status')->eq($story->status)->where('id')->eq($storyID)->exec();
 
         /* Delete versions that is after this version. */
-        $this->dao->delete()->from(TABLE_STORYSPEC)->where('story')->eq($storyID)->andWHere('version')->eq($story->version)->exec();
-        $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($storyID)->andWhere('version')->eq($story->version)->exec();
+        $this->dao->delete()->from(TABLE_STORYSPEC)->where('story')->eq($storyID)->andWHere('version')->eq($oldStory->version)->exec();
+        $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($storyID)->andWhere('version')->eq($oldStory->version)->exec();
+
+        /* Sync siblings. */
+        if(!empty($oldStory->siblings))
+        {
+            foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+            {
+                $this->dao->delete()->from(TABLE_STORYSPEC)->where('story')->eq($siblingID)->andWHere('version')->eq($oldStory->version)->exec();
+                $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($siblingID)->andWhere('version')->eq($oldStory->version)->exec();
+            }
+        }
+
+        $changes = common::createChanges($oldStory, $story);
+        if(!empty($oldStory->siblings)) $this->syncSiblings($storyID, $oldStory->siblings, $changes, 'recalledChange');
     }
 
     /**
@@ -1643,6 +1872,15 @@ class storyModel extends model
 
         $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($storyID)->andWhere('version')->eq($oldStory->version)->exec();
 
+        /* Sync siblings. */
+        if(!empty($oldStory->siblings))
+        {
+            foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+            {
+                $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($siblingID)->andWhere('version')->eq($oldStory->version)->exec();
+            }
+        }
+
         if(isset($_POST['reviewer']))
         {
             foreach($this->post->reviewer as $reviewer)
@@ -1654,12 +1892,25 @@ class storyModel extends model
                 $reviewData->version  = $oldStory->version;
                 $reviewData->reviewer = $reviewer;
                 $this->dao->insert(TABLE_STORYREVIEW)->data($reviewData)->exec();
+
+                /* Sync siblings. */
+                if(!empty($oldStory->siblings))
+                {
+                    foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                    {
+                        $reviewData->story = $siblingID;
+                        $this->dao->insert(TABLE_STORYREVIEW)->data($reviewData)->exec();
+                    }
+                }
             }
             $story->status = 'reviewing';
         }
 
         $this->dao->update(TABLE_STORY)->data($story, 'reviewer')->where('id')->eq($storyID)->exec();
-        if(!dao::isError()) return common::createChanges($oldStory, $story);
+
+        $changes = common::createChanges($oldStory, $story);
+        if(!empty($oldStory->siblings)) $this->syncSiblings($storyID, $oldStory->siblings, $changes, 'submitReview');
+        if(!dao::isError()) return $changes;
 
         return false;
     }
@@ -1797,7 +2048,10 @@ class storyModel extends model
 
             if(($this->config->edition == 'biz' || $this->config->edition == 'max') && $oldStory->feedback) $this->loadModel('feedback')->updateStatus('story', $oldStory->feedback, $story->status, $oldStory->status);
         }
-        return common::createChanges($oldStory, $story);
+
+        $changes = common::createChanges($oldStory, $story);
+        if(!empty($oldStory->siblings)) $this->syncSiblings($storyID, $oldStory->siblings, $changes, 'Closed');
+        return $changes;
     }
 
     /**
@@ -2312,7 +2566,10 @@ class storyModel extends model
 
         $story = $this->loadModel('file')->processImgURL($story, $this->config->story->editor->assignto['id'], $this->post->uid);
         $this->dao->update(TABLE_STORY)->data($story)->autoCheck()->checkFlow()->where('id')->eq((int)$storyID)->exec();
-        if(!dao::isError()) return common::createChanges($oldStory, $story);
+
+        $changes = common::createChanges($oldStory, $story);
+        if(!empty($oldStory->siblings)) $this->syncSiblings($storyID, $oldStory->siblings, $changes, 'Assigned');
+        if(!dao::isError()) return $changes;
         return false;
     }
 
@@ -2329,9 +2586,15 @@ class storyModel extends model
         $storyIdList = $this->post->storyIdList;
         $assignedTo  = $this->post->assignedTo;
         $oldStories  = $this->getByList($storyIdList);
+        $ignoreStories = '';
         foreach($storyIdList as $storyID)
         {
             $oldStory = $oldStories[$storyID];
+            if($oldStory->status == 'closed')
+            {
+                $ignoreStories .= "#{$storyID},";
+                continue;
+            }
             if($assignedTo == $oldStory->assignedTo) continue;
 
             $story = new stdclass();
@@ -2344,6 +2607,13 @@ class storyModel extends model
 
             $allChanges[$storyID] = common::createChanges($oldStory, $story);
         }
+
+        if($ignoreStories)
+        {
+            $ignoreStories = trim($ignoreStories, ',');
+            echo js::alert(sprintf($this->lang->story->ignoreClosedStory, $ignoreStories));
+        }
+
         return $allChanges;
     }
 
@@ -2381,14 +2651,28 @@ class storyModel extends model
         $story = $this->loadModel('file')->processImgURL($story, $this->config->story->editor->activate['id'], $this->post->uid);
         $this->dao->update(TABLE_STORY)->data($story)->autoCheck()->checkFlow()->where('id')->eq($storyID)->exec();
 
-        if($story->status == 'active') $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($storyID)->exec();
+        if($story->status == 'active')
+        {
+            $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($storyID)->exec();
+
+            /* Sync siblings. */
+            if(!empty($oldStory->siblings))
+            {
+                foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                {
+                    $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($siblingID)->exec();
+                }
+            }
+        }
 
         $this->setStage($storyID);
 
         /* Update parent story status. */
         if($oldStory->parent > 0) $this->updateParentStatus($storyID, $oldStory->parent);
 
-        return common::createChanges($oldStory, $story);
+        $changes = common::createChanges($oldStory, $story);
+        if(!empty($oldStory->siblings)) $this->syncSiblings($storyID, $oldStory->siblings, $changes, 'Activated');
+        return $changes;
     }
 
     /**
@@ -3481,6 +3765,7 @@ class storyModel extends model
             ->andWhere('status')->notin('closed,draft')
             ->andWhere('product')->eq($productID)
             ->andWhere('plan')->in('0,')
+            ->andWhere('siblings')->eq('')
             ->beginIF($append)->orWhere('id')->in($append)->fi()
             ->fetchPairs();
         return array(0 => '') + $stories ;
@@ -5748,6 +6033,16 @@ class storyModel extends model
             /* Delete versions that is after this version. */
             $this->dao->delete()->from(TABLE_STORYSPEC)->where('story')->eq($story->id)->andWHere('version')->in($oldStory->version)->exec();
             $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($story->id)->andWhere('version')->in($oldStory->version)->exec();
+
+            /* Sync siblings. */
+            if(!empty($oldStory->siblings))
+            {
+                foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+                {
+                    $this->dao->delete()->from(TABLE_STORYSPEC)->where('story')->eq($siblingID)->andWHere('version')->in($oldStory->version)->exec();
+                    $this->dao->delete()->from(TABLE_STORYREVIEW)->where('story')->eq($siblingID)->andWhere('version')->in($oldStory->version)->exec();
+                }
+            }
         }
 
         if($result == 'reject')
@@ -5853,6 +6148,19 @@ class storyModel extends model
             ->andWhere('result')->eq('')
             ->exec();
 
+        /* Sync siblings. */
+        if(!empty($oldStory->siblings))
+        {
+            foreach(explode(',', trim($oldStory->siblings, ',')) as $siblingID)
+            {
+                $this->dao->delete()->from(TABLE_STORYREVIEW)
+                    ->where('story')->eq($siblingID)
+                    ->andWhere('version')->eq($oldStory->version)
+                    ->andWhere('result')->eq('')
+                    ->exec();
+            }
+        }
+
         return $story;
     }
 
@@ -5980,7 +6288,16 @@ class storyModel extends model
 
         /* Get related objects title or names. */
         $relatedSpecs = $this->dao->select('*')->from(TABLE_STORYSPEC)->where('`story`')->in($storyIdList)->orderBy('version desc')->fetchGroup('story');
+
+        $fileIdList = array();
+        foreach($relatedSpecs as $relatedSpec)
+        {
+            if(!empty($relatedSpec[0]->files)) $fileIdList[] = $relatedSpec[0]->files;
+        }
+        $fileIdList   = array_unique($fileIdList);
         $relatedFiles = $this->dao->select('id, objectID, pathname, title')->from(TABLE_FILE)->where('objectType')->eq('story')->andWhere('objectID')->in($storyIdList)->andWhere('extra')->ne('editor')->fetchGroup('objectID');
+        $filesInfo    = $this->dao->select('id, objectID, pathname, title')->from(TABLE_FILE)->where('id')->in($fileIdList)->andWhere('extra')->ne('editor')->fetchAll('id');
+
         foreach($stories as $story)
         {
             $story->spec   = '';
@@ -5991,6 +6308,11 @@ class storyModel extends model
                 $story->title  = $storySpec->title;
                 $story->spec   = $storySpec->spec;
                 $story->verify = $storySpec->verify;
+
+                if(!empty($storySpec->files) and empty($relatedFiles[$story->id]) and !empty($filesInfo[$storySpec->files]))
+                {
+                    $relatedFiles[$story->id][0] = $filesInfo[$storySpec->files];
+                }
             }
 
             if($this->post->fileType == 'csv')
@@ -6079,22 +6401,33 @@ class storyModel extends model
      * Get the story status after activation.
      *
      * @param  int    $storyID
+     * @param  bool   $hasSiblings
      * @access public
      * @return void
      */
-    public function getActivateStatus($storyID)
+    public function getActivateStatus($storyID, $hasSiblings = true)
     {
         $status     = 'active';
+        $action     = $hasSiblings ? 'closed,reviewrejected,syncsiblings' : 'closed,reviewrejected';
         $lastRecord = $this->dao->select('action,extra')->from(TABLE_ACTION)
             ->where('objectType')->eq('story')
             ->andWhere('objectID')->eq($storyID)
-            ->andWhere('action')->in('closed,reviewrejected')
+            ->andWhere('action')->in($action)
             ->orderBy('id_desc')
             ->fetch();
 
         $lastAction = $lastRecord->action;
-        if($lastAction == 'reviewrejected') $status = 'draft';
-        if($lastAction == 'closed') $status = strpos($lastRecord->extra, '|') !== false ? substr($lastRecord->extra, strpos($lastRecord->extra, '|') + 1) : 'active';
+        if(strpos('closed,reviewrejected', $lastAction) !== false)
+        {
+            $status = strpos($lastRecord->extra, '|') !== false ? substr($lastRecord->extra, strpos($lastRecord->extra, '|') + 1) : 'active';
+        }
+
+        /* When activating twin story, you need to check the status of the twin story selected when closing. */
+        if($lastAction == 'syncsiblings')
+        {
+            $syncStoryID = strpos($lastRecord->extra, '|') !== false ? substr($lastRecord->extra, strpos($lastRecord->extra, '|') + 1) : 0;
+            $status      = $this->getActivateStatus($syncStoryID, false);
+        }
 
         return $status;
     }
@@ -6133,4 +6466,47 @@ class storyModel extends model
 
         return $lastReviewer;
     }
+
+    /**
+     * Sync siblings.
+     *
+     * @param  int    $storyID
+     * @param  string $siblings
+     * @param  array  $changes
+     * @param  string $operate
+     * @access public
+     * @return void
+     */
+    public function syncSiblings($storyID, $siblings, $changes, $operate)
+    {
+        if(empty($siblings) or empty($changes)) return;
+
+        /* Get the fields and values to be synchronized. */
+        $syncFieldList = array();
+        foreach($changes as $changeInfo)
+        {
+            $fieldName  = $changeInfo['field'];
+            $fieldValue = $changeInfo['new'];
+
+            if(strpos('product,branch,module,plan,spec,verify,files,reviewers', $fieldName) !== false) continue;
+            $syncFieldList[$fieldName] = $fieldValue;
+        }
+
+        if(empty($syncFieldList)) return;
+
+        /* Synchronize and record dynamics. */
+        $this->loadModel('action');
+        $siblings = explode(',', trim($siblings, ','));
+        foreach($siblings as $siblingID)
+        {
+            $this->dao->update(TABLE_STORY)->data($syncFieldList)->where('id')->eq((int)$siblingID)->exec();
+            if(!dao::isError())
+            {
+                $this->setStage($siblingID);
+
+                $actionID = $this->action->create('story', $siblingID, 'syncsiblings', '', "$operate|$storyID");
+                $this->action->logHistory($actionID, $changes);
+            }
+        }
+    }
 }
diff --git a/module/story/view/activate.html.php b/module/story/view/activate.html.php
index e1876c9dfa..4d6a4059d0 100644
--- a/module/story/view/activate.html.php
+++ b/module/story/view/activate.html.php
@@ -28,6 +28,12 @@
           <th class='w-80px'><?php echo $lang->story->assignedTo;?></th>
           <td class='w-p45'><?php echo html::select('assignedTo', $users, $story->closedBy, 'class="form-control chosen"');?></td><td></td>
         </tr>
+        <?php if(!empty($story->siblings)):?>
+        <tr>
+          <th></th>
+          <td colspan='2'><i class='icon-exclamation-sign'></i> <?php echo $lang->story->activateSyncTip;?></td>
+        </tr>
+        <?php endif;?>
         <?php $this->printExtendFields($story, 'table');?>
         <tr>
           <th><?php echo $lang->story->comment;?></th>
diff --git a/module/story/view/assignto.html.php b/module/story/view/assignto.html.php
index 8db1b45f73..fec93c1c35 100644
--- a/module/story/view/assignto.html.php
+++ b/module/story/view/assignto.html.php
@@ -28,7 +28,13 @@
         <tr>
           <th class='w-80px'><?php echo $lang->story->assign;?></th>
           <td class='w-p25-f'><?php echo html::select('assignedTo', $users, $story->assignedTo, "class='form-control chosen'");?></td><td></td>
-        </tr>  
+        </tr>
+        <?php if(!empty($story->siblings)):?>
+        <tr>
+          <th></th>
+          <td colspan='2'><i class='icon-exclamation-sign'></i> <?php echo $lang->story->assignSyncTip;?></td>
+        </tr>
+        <?php endif;?>
         <tr class='hide'>
           <th><?php echo $lang->story->status;?></th>
           <td><?php echo html::hidden('status', $story->status);?></td>
diff --git a/module/story/view/blocksibling.html.php b/module/story/view/blocksibling.html.php
new file mode 100644
index 0000000000..7b7152b54e
--- /dev/null
+++ b/module/story/view/blocksibling.html.php
@@ -0,0 +1,28 @@
+<?php
+$lang->story->currentBranch = sprintf($this->lang->story->currentBranch, $this->lang->product->branchName[$product->type]);
+js::set('relieveURL',  inlink('ajaxRelieveSibling'));
+js::set('storyID',     $story->id);
+js::set('relieved',    $lang->story->relieved);
+js::set('relievedTip', $lang->story->relievedTip);
+js::set('cancel',      $lang->cancel);
+$canViewLinkStory = common::hasPriv('story', 'view');
+$canRelieved      = common::hasPriv('story', 'relieved');
+array_unshift($siblings, $story);
+$class = isonlybody() ? 'showinonlybody' : 'iframe';
+
+foreach($siblings as $sibling)
+{
+    $id         = $sibling->id;
+    $title      = '#' . $id . ' '. $sibling->title;
+    $branch     = $branches[$sibling->branch];
+    $stage      = $lang->story->stageList[$sibling->stage];
+    $labelClass = $story->branch == $sibling->branch ? 'label-primary' : '';
+
+    echo "<li title='$title' class='sibling'>";
+    echo "<span class='label {$labelClass} label-outline label-badge' title='$branch'>{$branch}</span> ";
+    echo "<span class='label label-outline' title='{$stage}'>{$stage}</span> ";
+    echo ($canViewLinkStory ? html::a($this->createLink('story', 'view', "id=$id", '', true), "$title", '', "class='$class viewlink' data-width='80%'") : "$title");
+    if($canRelieved) echo "<a class='unlink hide' data-id='$id' data-toggle='popover'><i class='icon icon-unlink btn-info'></i></a>";
+    echo "</li>";
+}
+?>
diff --git a/module/story/view/change.html.php b/module/story/view/change.html.php
index c4fc435056..a07eb54b9c 100644
--- a/module/story/view/change.html.php
+++ b/module/story/view/change.html.php
@@ -73,6 +73,21 @@
           <?php echo $this->fetch('file', 'buildform');?>
           </td>
         </tr>
+        <?php if(!empty($siblings)):?>
+        <tr id='siblingTitle'>
+          <td colspan='2'>
+            <?php echo $lang->story->changeSyncTip;?>
+            <span data-toggle='tooltip' data-placement='right' title='<?php echo $lang->story->syncTip;?>'><i class='icon-help'></i></span>
+          </td>
+        </tr>
+        <tr id='siblingList'>
+          <td colspan='2'>
+            <ul class='list-unstyled'>
+                <?php include './blocksibling.html.php';?>
+            </ul>
+          </td>
+        </tr>
+        <?php endif;?>
         <tr>
           <th><?php echo $lang->story->checkAffection;?></th>
           <td><?php include './affected.html.php';?></td>
diff --git a/module/story/view/close.html.php b/module/story/view/close.html.php
index 8f09e2a651..aa1b6707f5 100644
--- a/module/story/view/close.html.php
+++ b/module/story/view/close.html.php
@@ -28,6 +28,12 @@
           <th class='thWidth'><?php echo $lang->story->closedReason;?></th>
           <td class='w-p25-f'><?php echo html::select('closedReason', $reasonList, '', 'class="form-control" onchange="setStory(this.value)"');?></td><td></td>
         </tr>
+        <?php if(!empty($story->siblings)):?>
+        <tr>
+          <th></th>
+          <td colspan='2'><i class='icon-exclamation-sign'></i> <?php echo $lang->story->closeSyncTip;?></td>
+        </tr>
+        <?php endif;?>
         <tr id='duplicateStoryBox' style='display:none'>
           <th><?php echo $lang->story->duplicateStory;?></th>
           <td class='required'><?php echo html::select('duplicateStory', array('' => '') + $productStories, '', "class='form-control' placeholder='{$lang->bug->duplicateTip}'"); ?></td><td></td>
diff --git a/module/story/view/create.html.php b/module/story/view/create.html.php
index 3f92c9a6f5..dcd784e481 100644
--- a/module/story/view/create.html.php
+++ b/module/story/view/create.html.php
@@ -17,6 +17,9 @@
 <?php js::set('feedbackSource', $config->story->feedbackSource); ?>
 <?php js::set('storyType', $type);?>
 <?php js::set('requiredFields', $config->story->create->requiredFields);?>
+<?php if($type == 'requirement'): ?>
+<style>.input-group .control-branch + .chosen-container-single .chosen-single {border-radius: 0 2px 2px 0; border-left-width: 0px;}</style>
+<?php endif; ?>
 <?php
 foreach(explode(',', $config->story->create->requiredFields) as $field)
 {
@@ -51,35 +54,76 @@ foreach(explode(',', $config->story->create->requiredFields) as $field)
             <th><?php echo $hiddenProduct ? $lang->story->module : $lang->story->product;?></th>
             <td colspan="2" class="<?php if($hiddenProduct) echo 'hidden';?>">
               <div class='input-group'>
-              <?php echo html::select('product', $products, $productID, "onchange='loadProduct(this.value);' class='form-control chosen control-product'");?>
+              <?php echo html::select('product', $products, $productID, "onchange='loadProduct(this.value);' class='form-control chosen control-product' required");?>
               <span class='input-group-addon fix-border fix-padding'></span>
-              <?php if($branches) echo html::select('branch', $branches, $branch, "onchange='loadBranch();' class='form-control chosen control-branch'");?>
+              <?php if($branches and $type != 'story') echo html::select('branch', $branches, $branch, "onchange='loadBranch();' class='form-control chosen control-branch'");?>
               </div>
             </td>
-            <td colspan="2">
-              <div class='input-group' id='moduleIdBox'>
-                <?php if(!$hiddenProduct):?>
-                <div class="input-group-addon"><?php echo $lang->story->module;?></div>
-                <?php endif;?>
-                <?php
-                echo html::select('module', $moduleOptionMenu, $moduleID, "class='form-control chosen'");
-                if(count($moduleOptionMenu) == 1)
-                {
-                    echo "<div class='input-group-addon'>";
-                    echo html::a($this->createLink('tree', 'browse', "rootID=$productID&view=story&currentModuleID=0&branch=$branch", '', true), $lang->tree->manage, '', "class='text-primary' data-toggle='modal' data-type='iframe' data-width='90%'");
-                    echo '&nbsp; ';
-                    echo html::a("javascript:void(0)", $lang->refreshIcon, '', "class='refresh' title='refresh' onclick='loadProductModules($productID)'");
-                    echo '</div>';
-                }
-                ?>
+            <td colspan='2' id='assignedToBox' class='<?php if((!$branches and $type == 'story') or $type == 'requirement') echo "hidden"; ?> switchBranch'>
+              <div class='input-group'>
+                <div class="input-group-addon assignedTo"><?php echo $lang->story->assignedTo;?></div>
+                <?php echo html::select('assignedTo', $users, '', "class='form-control picker-select'");?>
+              </div>
+            </td>
+            <td class='w-60px <?php if((!$branches and $type == 'story') or $type == 'requirement') echo "hidden"; ?> switchBranch'></td>
+            <td colspan="2" class='<?php if($branches and $type == 'story') echo "hidden"; ?> switchBranch'>
+            <div class='input-group' id='moduleIdBox'>
+              <div class="input-group-addon"><?php echo $lang->story->module;?></div>
+              <?php
+              echo html::select('module', $moduleOptionMenu, $moduleID, "class='form-control chosen'");
+              if(count($moduleOptionMenu) == 1)
+              {
+                  echo "<div class='input-group-addon'>";
+                  echo html::a($this->createLink('tree', 'browse', "rootID=$productID&view=story&currentModuleID=0&branch=$branch", '', true), $lang->tree->manage, '', "class='text-primary' data-toggle='modal' data-type='iframe' data-width='90%'");
+                  echo '&nbsp; ';
+                  echo html::a("javascript:void(0)", $lang->refreshIcon, '', "class='refresh' title='refresh' onclick='loadProductModules($productID)'");
+                  echo '</div>';
+              }
+              ?>
               </div>
             </td>
           </tr>
           <?php $hiddenSource = strpos(",$showFields,", ',source,') !== false ? '' : 'hidden';?>
           <?php if($type == 'story'):?>
-          <tr>
-            <th class="planTh"><?php echo $hiddenPlan ? $lang->story->assignedTo : $lang->story->planAB;?></th>
-            <td colspan="2" class="<?php if($hiddenPlan) echo 'hidden';?>">
+          <tr class='<?php if(!$branches) echo 'hidden'; ?> switchBranch' >
+            <th><?php echo $lang->product->branchName[$product->type];?></th>
+            <td colspan="4">
+              <div class='input-group' style='display: flex;'>
+                <div class='table-col' id='branchBox'>
+                  <div class='input-group'>
+                    <span class='input-group-addon'><?php echo sprintf($lang->product->branch, $lang->product->branchName[$product->type])?></span>
+                    <?php echo html::select('branches[0]', $branches, $branch, "onchange='loadBranchRelation(this.value, 0);' class='form-control chosen control-branch'");?>
+                  </div>
+                </div>
+                <div class='table-col' id='moduleIdBox'>
+                  <div class='input-group'>
+                    <span class='input-group-addon fix-border'><?php echo $lang->story->module?></span>
+                    <?php echo html::select('modules[0]', $moduleOptionMenu, $moduleID, "class='form-control chosen'");?>
+                  </div>
+                </div>
+                <div class='table-col' id='planIdBox'>
+                  <div class='input-group'>
+                    <span class='input-group-addon fix-border'><?php echo $lang->story->plan;?></span>
+                    <?php echo html::select('plans[0]', $plans, $planID, "class='form-control chosen'");?>
+                  </div>
+                </div>
+              </div>
+            </td>
+            <td class="table-col c-actions text-left w-60px">
+              <div>
+                <a href='javascript:;' onclick='addBranchesBox(this)' class='btn btn-link' title='<?php echo sprintf($lang->story->addBranch, $lang->product->branchName[$product->type])?>'><i class='icon-plus'></i></a>
+              </div>
+            </td>
+          </tr>
+          <tr class='<?php if(!$branches) echo "hidden"; ?> switchBranch' >
+            <th></th>
+            <td colspan="4" id="storyNoticeBranch">
+              <i class="icon-exclamation-sign"></i> <?php echo $lang->story->notice->branch;?>
+            </td>
+          </tr>
+          <tr class='<?php if($branches) echo "hidden"; ?> switchBranch'>
+            <th class='planTh'><?php echo $lang->story->planAB;?></th>
+            <td colspan="2">
               <div class='input-group' id='planIdBox'>
                 <?php
                 echo html::select('plan', $plans, $planID, "class='form-control chosen'");
@@ -311,10 +355,53 @@ foreach(explode(',', $config->story->create->requiredFields) as $field)
     </form>
   </div>
 </div>
+<?php js::set('itemIndex', 1);?>
+<?php $i = '%i%';?>
+  <table class="hidden">
+    <tr id="addBranchesBox" class="hidden">
+      <th></th>
+      <td colspan="4">
+        <div class='input-group' style='display: flex;'>
+          <div class='table-col' id='branchBox' style='flex: 1 0 160px'>
+            <div class='input-group'>
+              <span class='input-group-addon'><?php echo sprintf($lang->product->branch, $lang->product->branchName[$product->type])?></span>
+              <?php echo html::select("branches[$i]", $branches, $branch, "onchange='loadBranchRelation(this.value, $i);' class='form-control chosen control-branch'");?>
+            </div>
+          </div>
+          <div class='table-col' id='moduleIdBox' style='flex: 1 0 160px'>
+            <div class='input-group'>
+              <span class='input-group-addon fix-border'><?php echo $lang->story->module?></span>
+              <?php echo html::select("modules[$i]", $moduleOptionMenu, $moduleID, "class='form-control chosen'");?>
+            </div>
+          </div>
+          <div class='table-col' id='planIdBox'>
+            <div class='input-group'>
+              <span class='input-group-addon fix-border'><?php echo $lang->story->plan;?></span>
+              <?php echo html::select("plans[$i]", $plans, $planID, "class='form-control chosen'");?>
+            </div>
+          </div>
+        </div>
+      </td>
+      <td class="table-col text-left w-60px c-actions">
+        <div>
+          <a href='javascript:;' onclick='addBranchesBox(this)' class='btn btn-link' title='<?php echo sprintf($lang->story->addBranch, $lang->product->branchName[$product->type])?>'><i class='icon-plus'></i></a>
+          <a href='javascript:;' onclick='deleteBranchesBox(this)' class='btn btn-link' title='<?php echo sprintf($lang->story->deleteBranch, $lang->product->branchName[$product->type])?>'><i class='icon icon-close'></i></a>
+        </div>
+      </td>
+    </tr>
+  </table>
 <?php js::set('executionID', $objectID);?>
 <?php js::set('storyModule', $lang->story->module);?>
+<?php js::set('storyPlan', $lang->story->plan);?>
 <?php js::set('storyType', $type);?>
+<?php js::set('originProductType', !empty($branches) ? 'normal' : 'branch');?>
 <script>
 $(function(){parent.$('body.hide-modal-close').removeClass('hide-modal-close');})
+
+var gap = $('#assignedTo').parent().parent().width();
+$('#planIdBox').css('flex', '0 0 ' + gap + 'px')
+$("#branches0").parent().parent().css('flex', '1 0 160px')
+$("#modules0").parent().parent().css('flex', '1 0 160px')
+
 </script>
 <?php include '../../common/view/footer.html.php';?>
diff --git a/module/story/view/edit.html.php b/module/story/view/edit.html.php
index a201e015ef..2cd17c4cf0 100644
--- a/module/story/view/edit.html.php
+++ b/module/story/view/edit.html.php
@@ -24,6 +24,8 @@
 <?php js::set('feedbackSource', $config->story->feedbackSource); ?>
 <?php js::set('storyStatus', $story->status);?>
 <?php js::set('lastReviewer', explode(',', $lastReviewer))?>
+<?php js::set('siblings', $story->siblings)?>
+<?php js::Set('relievedSiblingsTip', $lang->story->relievedSiblingsTip)?>
 <div class='main-content' id='mainContent'>
   <form method='post' enctype='multipart/form-data' target='hiddenwin' id='dataform'>
     <div class='main-header'>
@@ -98,6 +100,22 @@
           </div>
           <?php endif;?>
           <?php $this->printExtendFields($story, 'div', 'position=left');?>
+          <?php if(!empty($siblings)):?>
+          <div class='detail' id='legendSiblings'>
+            <div class='detail-title'>
+              <?php echo $lang->story->changeSyncTip;?>
+              <span data-toggle='tooltip' data-placement='right' title='<?php echo $lang->story->syncTip;?>'><i class='icon-help'></i></span>
+            </div>
+            <div class='form-group'>
+              <div>
+                <ul class='list-unstyled'>
+                  <?php $branches = $branchTagOption;?>
+                  <?php include './blocksibling.html.php';?>
+                </ul>
+              </div>
+            </div>
+          </div>
+          <?php endif;?>
           <div class='detail'>
             <div class='detail-title'><?php echo $lang->story->comment;?></div>
             <div class='form-group'>
@@ -174,8 +192,9 @@
                 <th><?php echo $lang->story->plan;?></th>
                 <td>
                   <div class='input-group' id='planIdBox'>
-                  <?php $multiple = ($this->session->currentProductType != 'normal' and empty($story->branch)) ? true : false;?>
-                  <?php echo html::select($multiple ? 'plan[]' : 'plan', $plans, $story->plan, "class='form-control chosen'" . ($multiple ? ' multiple' : ''));
+                  <?php $planCount = !empty($story->planTitle) ? count($story->planTitle) : 0?>
+                  <?php $multiple  = ($this->session->currentProductType != 'normal' and empty($story->branch) and $planCount > 1) ? 'multiple' : '';?>
+                  <?php echo html::select(!empty($multiple) ? 'plan[]' : 'plan', $plans, $story->plan, "class='form-control chosen' " . $multiple);
                   if(count($plans) == 1)
                   {
                       echo "<span class='input-group-addon'>";
diff --git a/module/story/view/header.html.php b/module/story/view/header.html.php
index 5d84b1a6b8..0610c437f3 100644
--- a/module/story/view/header.html.php
+++ b/module/story/view/header.html.php
@@ -11,6 +11,17 @@
  */
 function loadProduct(productID)
 {
+    if(page == 'edit' && siblings && productID != oldProductID)
+    {
+        confirmRelievedSiblings = confirm(relievedSiblingsTip);
+        if(!confirmRelievedSiblings)
+        {
+            $('#product').val(oldProductID);
+            $('#product').trigger("chosen:updated");
+            return false;
+        }
+    }
+
     if(typeof parentStory != 'undefined' && parentStory)
     {
         confirmLoadProduct = confirm(moveChildrenTips);
@@ -81,20 +92,81 @@ function loadProductBranches(productID)
     if(page == 'create') param = 'active';
     $('#branch').remove();
     $('#branch_chosen').remove();
-    $.get(createLink('branch', 'ajaxGetBranches', "productID=" + productID + "&oldBranch=0&param=" + param + "&projectID=" + executionID), function(data)
-    {
-        var $product = $('#product');
-        var $inputGroup = $product.closest('.input-group');
-        $inputGroup.find('.input-group-addon').toggleClass('hidden', !data);
-        if(data)
-        {
-            $inputGroup.append(data);
-            $('#branch').css('width', config.currentMethod == 'create' ? '120px' : '65px').chosen();
-        }
-        $inputGroup.fixInputGroup();
 
-        loadProductModules(productID, $('#branch').val());
-        loadProductPlans(productID, $('#branch').val());
+    var isSiblings = storyType == 'story' && page == 'create' ? 'yes' : 'no';
+    $.get(createLink('branch', 'ajaxGetBranches', "productID=" + productID + "&oldBranch=0&param=" + param + "&projectID=" + executionID + "&withMainBranch=1&isSiblings=" + isSiblings), function(data)
+    {
+        if(storyType == 'story' && page == 'create')
+        {
+            var newProductType = data ? 'normal' : 'branch';
+            if(originProductType != newProductType)
+            {
+                $('.switchBranch').toggleClass('hidden');
+                $('.switchBranch').toggleClass('disable');
+            }
+            originProductType = newProductType;
+
+            $('tr[class^="addBranchesBox"]').remove();
+
+            if(data)
+            {
+                $.ajaxSettings.async = false;
+                $.get(createLink('product', 'ajaxGetProductById', "productID=" + productID), function(data)
+                {
+                    $.cookie('branchSourceName', data.branchSourceName)
+                    $.cookie('branchName', data.branchName)
+                }, 'json')
+                $.ajaxSettings.async = true;
+
+                gap = $('#product').closest('td').next().width();
+                $('#planIdBox').css('flex', '0 0 ' + gap + 'px')
+
+                $('.switchBranch #branchBox .input-group .input-group-addon').html($.cookie('branchSourceName'))
+                $('.switchBranch #branchBox').closest('td').prev().html($.cookie('branchName'))
+
+                /* reload branch */
+                $('#branches0').replaceWith(data);
+                $('#branches0' + "_chosen").remove();
+                $('#branches0').next('.picker').remove();
+                $('#branches0').chosen();
+
+                loadModuleForSiblings(productID, 0, 0)
+                loadPlanForSiblings(productID, 0, 0)
+
+                /* Init multi branch icon-plus. */
+                if($(".table-form select[id^='branches']").length == $('.switchBranch #branchBox option').length)
+                {
+                    $('.table-col .icon-plus').parent().css('pointer-events', 'none')
+                    $('.table-col .icon-plus').parent().addClass('disabled')
+                }
+                else
+                {
+                    $('.table-col .icon-plus').parent().css('pointer-events', 'auto')
+                    $('.table-col .icon-plus').parent().removeClass('disabled')
+                }
+            }
+            else
+            {
+                loadProductModules(productID, 0);
+                loadProductPlans(productID, 0);
+            }
+        }
+        else
+        {
+            var $product = $('#product');
+            var $inputGroup = $product.closest('.input-group');
+            $inputGroup.find('.input-group-addon').toggleClass('hidden', !data);
+            if(data)
+            {
+                $inputGroup.append(data);
+                $('#branch').css('width', config.currentMethod == 'create' ? '120px' : '65px').chosen();
+            }
+            $inputGroup.fixInputGroup();
+
+            loadProductModules(productID, $('#branch').val());
+            loadProductPlans(productID, $('#branch').val());
+        }
+
     })
 }
 
@@ -139,9 +211,12 @@ function loadProductPlans(productID, branch)
 {
     if(typeof(branch) == 'undefined') branch = 0;
     if(!branch) branch = 0;
-    var expired = config.currentMethod == 'create' ? 'unexpired' : '';
-    planLink = createLink('product', 'ajaxGetPlans', 'productID=' + productID + '&branch=' + branch + '&planID=' + $('#plan').val() + '&fieldID=&needCreate=true&expired='+ expired +'&param=skipParent,' + config.currentMethod);
-    var $planIdBox = $('#planIdBox');
+
+    var param      = rawMethod == 'edit' ? 'skipParent|forStory' : 'skipParent';
+    var expired    = config.currentMethod == 'create' ? 'unexpired' : '';
+    var planLink   = createLink('product', 'ajaxGetPlans', 'productID=' + productID + '&branch=' + branch + '&planID=' + $('#plan').val() + '&fieldID=&needCreate=true&expired='+ expired +'&param=skipParent|forStory|' + config.currentMethod);
+    var $planIdBox = rawMethod == 'create' ? $('.switchBranch #planIdBox') : $('#planIdBox');
+
     $planIdBox.load(planLink, function()
     {
         $planIdBox.find('#plan').chosen();
diff --git a/module/story/view/view.html.php b/module/story/view/view.html.php
index 5ca218ab56..456a984ce2 100644
--- a/module/story/view/view.html.php
+++ b/module/story/view/view.html.php
@@ -419,17 +419,27 @@
     <div class="cell">
       <div class='tabs'>
         <ul class='nav nav-tabs'>
+          <?php if(!empty($siblings)):?>
+          <li class='active'><a href='#legendSiblings' data-toggle='tab'><?php echo $lang->story->siblings;?></a></li>
+          <?php endif;?>
           <?php if($this->config->URAndSR and !$hiddenURS):?>
-          <li class='active'><a href='#legendStories' data-toggle='tab'><?php echo $story->type == 'story' ? $lang->story->requirement : $lang->story->story;?></a></li>
+          <li class='<?php if(empty($siblings)) echo 'active';?>'><a href='#legendStories' data-toggle='tab'><?php echo $story->type == 'story' ? $lang->story->requirement : $lang->story->story;?></a></li>
           <?php endif;?>
           <?php if($story->type == 'story'):?>
-          <li class="<?php if(!$this->config->URAndSR || $hiddenURS) echo 'active';?>"><a href='#legendProjectAndTask' data-toggle='tab'><?php echo $lang->story->legendProjectAndTask;?></a></li>
+          <li class="<?php if((!$this->config->URAndSR || $hiddenURS) and empty($siblings)) echo 'active';?>"><a href='#legendProjectAndTask' data-toggle='tab'><?php echo $lang->story->legendProjectAndTask;?></a></li>
           <?php endif;?>
           <li><a href='#legendRelated' data-toggle='tab'><?php echo $lang->story->legendRelated;?></a></li>
         </ul>
         <div class='tab-content'>
+          <?php if(!empty($siblings)):?>
+          <div class='tab-pane active' id='legendSiblings'>
+            <ul class="list-unstyled">
+                <?php include './blocksibling.html.php';?>
+            </ul>
+          </div>
+          <?php endif;?>
           <?php if($this->config->URAndSR and !$hiddenURS):?>
-          <div class='tab-pane active' id='legendStories'>
+          <div class='tab-pane <?php if(empty($siblings)) echo 'active';?>' id='legendStories'>
             <ul class="list-unstyled">
               <?php
               $relation         = array();
@@ -438,19 +448,18 @@
               foreach($relations as $item) $relation[$item->id] = $item->title;
               foreach($relation as $id => $title)
               {
-                  echo "<li title='$title'>" . ($canViewLinkStory ? html::a($this->createLink('story', 'view', "id=$id&version=0&param=0&storyType=$relationType", '', true), "#$id $title", '', "class='iframe' data-width='80%'") : "#$id $title");
-                  echo html::a($this->createLink('story', 'linkStory', "storyID=$story->id&type=remove&linkedID=$id&browseType=&queryID=0&storyType=$story->type"), '<i class="icon icon-close"></i>', 'hiddenwin', "class='hide removeButton'");
+                  echo "<li title='$title' class='legendStories'>" . ($canViewLinkStory ? html::a($this->createLink('story', 'view', "id=$id&version=0&param=0&storyType=$relationType", '', true), "#$id $title", '', "class='iframe' data-width='80%'") : "#$id $title");
+                  echo html::a($this->createLink('story', 'linkStory', "storyID=$story->id&type=remove&linkedID=$id&browseType=&queryID=0&storyType=$story->type"), '<i class="icon icon-unlink btn-info"></i>', 'hiddenwin', "class='hide removeButton'");
               }
               ?>
               <?php $linkLang = ($story->type == 'story') ? $lang->story->requirement : $lang->story->story;?>
               <li><?php if(common::hasPriv($story->type, 'linkStory')) echo html::a($this->createLink('story', 'linkStory', "storyID=$story->id&type=linkStories&linkedID=0&browseType=&queryID=0&storyType=$story->type", '', true), $lang->story->link . $linkLang, '', "class='btn btn-info iframe' data-width='95%' id='linkButton'");?>
-              <?php if(!empty($relations)) echo html::a('javascript:void(0)', $lang->story->unlink, '', "class='btn btn-info' id='unlinkStory'");?></li>
             </ul>
           </div>
           <?php endif;?>
 
           <?php if($story->type == 'story'):?>
-          <div class="tab-pane <?php if(!$this->config->URAndSR || $hiddenURS) echo 'active';?>" id='legendProjectAndTask'>
+          <div class="tab-pane <?php if((!$this->config->URAndSR || $hiddenURS) and empty($siblings)) echo 'active';?>" id='legendProjectAndTask'>
             <ul class="list-unstyled">
               <?php
               foreach($story->tasks as $executionTasks)
@@ -662,7 +671,6 @@ js::set('unlink', $lang->story->unlink);
 js::set('cancel', $lang->cancel);
 js::set('rawModule', $this->app->rawModule);
 ?>
-<script>
-</script>
+
 <?php include '../../common/view/syntaxhighlighter.html.php';?>
 <?php include '../../common/view/footer.html.php';?>
diff --git a/module/testcase/view/view.html.php b/module/testcase/view/view.html.php
index 979324e339..716a59ed69 100644
--- a/module/testcase/view/view.html.php
+++ b/module/testcase/view/view.html.php
@@ -176,7 +176,7 @@
 
                     foreach($modulePath as $key => $module)
                     {
-                        if($tab == 'qa' || $tab == 'ops')
+                        if($tab == 'qa' || $tab == 'ops' || $tab == 'product')
                         {
                             if($isLibCase)
                             {
diff --git a/module/tree/control.php b/module/tree/control.php
index 1041211554..90280d30ea 100644
--- a/module/tree/control.php
+++ b/module/tree/control.php
@@ -552,13 +552,13 @@ class tree extends control
                 $changeFunc = '';
                 if($viewType == 'bug' or $viewType == 'case') $changeFunc = "onchange='loadModuleRelated()'";
                 if($viewType == 'task') $changeFunc = "onchange='setStories(this.value, $rootID)'";
-                $field = $fieldID ? "modules[$fieldID]" : 'module';
+                $field = $fieldID !== '' ? "modules[$fieldID]" : 'module';
 
                 $currentModule   = $this->tree->getById($currentModuleID);
                 $currentModuleID = (isset($currentModule->branch) and $currentModule->branch == 0) ? $currentModuleID : 0;
 
                 $output = html::select("$field", $optionMenu, $currentModuleID, "class='form-control' $changeFunc");
-                if(count($optionMenu) == 1 and $needManage)
+                if(count($optionMenu) == 1 and $needManage !== 'false')
                 {
                     $output .= "<span class='input-group-addon'>";
                     $output .= html::a($this->createLink('tree', 'browse', "rootID=$rootID&view=$viewType&currentModuleID=0&branch=$branch", '', true), $this->lang->tree->manage, '', "class='text-primary' data-toggle='modal' data-type='iframe' data-width='95%'");
diff --git a/www/js/my.full.js b/www/js/my.full.js
index 30bf823463..24a60642db 100644
--- a/www/js/my.full.js
+++ b/www/js/my.full.js
@@ -1044,12 +1044,7 @@ function disableSelectedProduct()
     $("select[id^='products']").each(function()
     {
         var selectedProduct = $(this).val();
-        if(selectedProduct != 0 && $.inArray(selectedProduct, selectedVal) < 0 && !multiBranchProducts[selectedProduct]) selectedVal.push(selectedProduct);
-        if(multiBranchProducts[selectedProduct])
-        {
-            var isDisabled = checkMultiProducts(this);
-            if(isDisabled) selectedVal.push(selectedProduct);
-        }
+        if(selectedProduct != 0 && $.inArray(selectedProduct, selectedVal) < 0) selectedVal.push(selectedProduct);
     })
 
     $("select[id^='products']").each(function()