diff --git a/module/datatable/control.php b/module/datatable/control.php
index 18722d6859..782d818e06 100644
--- a/module/datatable/control.php
+++ b/module/datatable/control.php
@@ -28,14 +28,14 @@ class datatable extends control
      * @access public
      * @return void
      */
-    public function ajaxSave()
+    public function ajaxSave($type = '')
     {
         if(!empty($_POST))
         {
             $account = $this->app->user->account;
             if($account == 'guest') $this->send(array('result' => 'fail', 'target' => $target, 'message' => 'guest.'));
 
-            $name = 'datatable.' . $this->post->target . '.' . $this->post->name;
+            $name = $type == 'allModule' ? 'project.task.allModule' : 'datatable.' . $this->post->target . '.' . $this->post->name;
             $this->loadModel('setting')->setItem($account . '.' . $name, $this->post->value);
             if($this->post->global) $this->setting->setItem('system.' . $name, $this->post->value);
 
diff --git a/module/datatable/lang/en.php b/module/datatable/lang/en.php
index e91d2863dc..af0af74309 100644
--- a/module/datatable/lang/en.php
+++ b/module/datatable/lang/en.php
@@ -19,7 +19,7 @@ $lang->datatable->branch   = 'Branch';
 $lang->datatable->platform = 'Platform';
 
 $lang->datatable->showModule             = 'Show module names on the list page';
-$lang->datatable->showModuleAB           = 'Show Module Names';
+$lang->datatable->showModuleAB           = 'Show modules in the list';
 $lang->datatable->showModuleList[]       = 'N/A';
 $lang->datatable->showModuleList['base'] = 'Base Node';
 $lang->datatable->showModuleList['end']  = 'End Node';
diff --git a/module/project/control.php b/module/project/control.php
index 384ae24f71..29e44c3223 100644
--- a/module/project/control.php
+++ b/module/project/control.php
@@ -189,6 +189,7 @@ class project extends control
         $memberPairs = array();
         foreach($this->view->teamMembers as $key => $member) $memberPairs[$key] = $member->realname;
 
+        $extra      = (isset($this->config->project->task->allModule) && $this->config->project->task->allModule == 1) ? 'allModule' : '';
         $showModule = !empty($this->config->datatable->projectTask->showModule) ? $this->config->datatable->projectTask->showModule : '';
         $this->view->modulePairs = $showModule ? $this->tree->getModulePairs($projectID, 'task', $showModule) : array();
 
@@ -209,7 +210,7 @@ class project extends control
         $this->view->productID     = $productID;
         $this->view->modules       = $this->tree->getTaskOptionMenu($projectID);
         $this->view->moduleID      = $moduleID;
-        $this->view->moduleTree    = $this->tree->getTaskTreeMenu($projectID, $productID, $startModuleID = 0, array('treeModel', 'createTaskLink'));
+        $this->view->moduleTree    = $this->tree->getTaskTreeMenu($projectID, $productID, $startModuleID = 0, array('treeModel', 'createTaskLink'), $extra);
         $this->view->memberPairs   = $memberPairs;
         $this->view->branchGroups  = $this->loadModel('branch')->getByProducts(array_keys($products), 'noempty');
         $this->view->setShowModule = true;
diff --git a/module/project/lang/en.php b/module/project/lang/en.php
index 0ec1bf650a..838e4075d5 100644
--- a/module/project/lang/en.php
+++ b/module/project/lang/en.php
@@ -72,6 +72,7 @@ $lang->project->effort        = 'Effort';
 $lang->project->relatedMember = 'Team';
 $lang->project->watermark     = 'Exported by ZenTao';
 $lang->project->viewByUser    = 'By User';
+$lang->project->showAllModule = "Show {$lang->productCommon} modules";
 
 $lang->project->start    = 'Start';
 $lang->project->activate = 'Activate';
diff --git a/module/project/lang/zh-cn.php b/module/project/lang/zh-cn.php
index dec5979c28..2efce0646b 100644
--- a/module/project/lang/zh-cn.php
+++ b/module/project/lang/zh-cn.php
@@ -72,6 +72,10 @@ $lang->project->effort        = '日志';
 $lang->project->relatedMember = '相关成员';
 $lang->project->watermark     = '由禅道导出';
 $lang->project->viewByUser    = '按用户查看';
+$lang->project->showAllModule = "是否显示完整{$lang->productCommon}模块";
+
+$lang->project->showAllModuleList[0] = '不显示';
+$lang->project->showAllModuleList[1] = '显示';
 
 $lang->project->start    = "开始";
 $lang->project->activate = "激活";
diff --git a/module/project/view/task.html.php b/module/project/view/task.html.php
index 35898d85e9..ee8683324c 100644
--- a/module/project/view/task.html.php
+++ b/module/project/view/task.html.php
@@ -166,6 +166,7 @@ js::set('browseType', $browseType);
       <div class="text-center">
         <?php common::printLink('tree', 'browsetask', "rootID=$projectID&productID=0", $lang->tree->manage, '', "class='btn btn-info btn-wide'");?>
         <hr class="space-sm" />
+        <?php echo html::a('#showAllModuleModal', $lang->project->showAllModule, '', "data-toggle='modal' class='text-secondary small'");?><br/>
       </div>
     </div>
   </div>
@@ -338,6 +339,24 @@ js::set('browseType', $browseType);
     <?php endif;?>
   </div>
 </div>
+<div class="modal fade" id="showAllModuleModal" tabindex="-1" role="dialog">
+  <div class="modal-dialog w-600px">
+    <div class="modal-content">
+      <div class="modal-header">
+        <button type="button" class="close" data-dismiss="modal"><i class="icon icon-close"></i></button>
+        <h4 class="modal-title"><i class="icon-cog"></i> <?php echo $lang->project->showAllModule;?></h4>
+      </div>
+      <div class="modal-body">
+        <form class='form-condensed' method='post' target='hiddenwin' action='<?php echo $this->createLink('datatable', 'ajaxSave')?>'>
+          <p> 
+            <span><?php echo html::radio('showAllModule', $lang->project->showAllModuleList, isset($config->project->task->allModule) ? $config->project->task->allModule : 0);?></span>
+            <button type='button' id='setShowAllModule' class='btn btn-primary'><?php echo $lang->save?></button>
+          </p>
+        </form>
+      </div>
+    </div>
+  </div>
+</div>
 <?php js::set('replaceID', 'taskList')?>
 <script>
 $(function()
@@ -408,6 +427,22 @@ $(function()
               .replace('%left%', checkedLeft.toFixed(1));
         }
     })
+
+    $('#setShowAllModule').click(function()
+    {
+        var name  = 'allModule';
+        var value = $('#showAllModuleModal input[name="showAllModule"]:checked').val();
+
+        $.ajax(
+        {
+            type: "POST",
+            dataType: 'json',
+            data: {name: name, value: value},
+            success:function(){window.location.reload();},
+            url: '<?php echo $this->createLink('datatable', 'ajaxSave', 'type=allModule')?>'
+        });
+    });
+
 });
 </script>
 <?php include '../../common/view/footer.html.php';?>
diff --git a/module/tree/control.php b/module/tree/control.php
index 45a77a89d9..4aa59a57ba 100644
--- a/module/tree/control.php
+++ b/module/tree/control.php
@@ -226,7 +226,7 @@ class tree extends control
         $this->view->newModule       = $newModule;
         $this->view->currentProject  = $currentProject;
         $this->view->projectModules  = $this->tree->getTaskOptionMenu($currentProject, $productID);
-        $this->view->modules         = $this->tree->getTaskTreeMenu($rootID, $productID, $rooteModuleID = 0, array('treeModel', 'createTaskManageLink'));
+        $this->view->modules         = $this->tree->getTaskTreeMenu($rootID, $productID, $rooteModuleID = 0, array('treeModel', 'createTaskManageLink'), 'allModule');
         $this->view->sons            = $this->tree->getTaskSons($rootID, $productID, $currentModuleID);
         $this->view->parentModules   = $parentModules;
         $this->view->currentModuleID = $currentModuleID;
diff --git a/module/tree/model.php b/module/tree/model.php
index ad249c4c75..32359d5ba8 100644
--- a/module/tree/model.php
+++ b/module/tree/model.php
@@ -1706,7 +1706,8 @@ class treeModel extends model
         while($module = $stmt->fetch())
         {
             /* Ignore useless module for task. */
-            if($keepModules and !isset($keepModules[$module->id])) continue;
+            $allModule = (isset($this->config->project->task->allModule) and ($this->config->project->task->allModule == 1));
+            if($keepModules and !isset($keepModules[$module->id]) and !$allModule) continue;
             if(isset($parent[$module->id]))
             {
                 $module->children = $parent[$module->id]->children;