diff --git a/module/kanban/config.php b/module/kanban/config.php
index 6ccc6603d1..0b0f56c5dc 100644
--- a/module/kanban/config.php
+++ b/module/kanban/config.php
@@ -117,6 +117,6 @@ $config->kanban->laneColorList   = array('#3C4353', '#838A9D', '#476BDA', '#A65B
 $config->kanban->columnColorList = array('#333', '#2b519c', '#e48610', '#d2313d', '#2a9f23', '#777', '#d2691e', '#2e8b8b', '#2f8b58', '#4168e0', '#4b0082', '#f58072', '#ba55d3', '#6a8e22');
 $config->kanban->cardColorList   = array('#fff', '#937c5a', '#fc5959', '#ff9f46');
 
-$config->kanban->RDLaneOrder = array('epic' => 5, 'requirement' => 10, 'parentStory' => 15, 'story' => 20, 'bug' => 25, 'task' => 30);
+$config->kanban->RDLaneOrder = array('parentStory' => 5, 'story' => 10, 'bug' => 15, 'task' => 20);
 
 $config->kanban->batchCreate = 10;
diff --git a/module/kanban/lang/de.php b/module/kanban/lang/de.php
index b030c8d0a2..1e9137abd0 100644
--- a/module/kanban/lang/de.php
+++ b/module/kanban/lang/de.php
@@ -249,8 +249,6 @@ $lang->kanban->defaultColumn['closed'] = 'close';
 
 $lang->kanban->laneTypeList = array();
 $lang->kanban->laneTypeList['parentStory'] = "Parent " . $lang->SRCommon;
-$lang->kanban->laneTypeList['epic']        = $lang->ERCommon;
-$lang->kanban->laneTypeList['requirement'] = $lang->URCommon;
 $lang->kanban->laneTypeList['story']       = $lang->SRCommon;
 $lang->kanban->laneTypeList['bug']         = 'Bug';
 $lang->kanban->laneTypeList['task']        = 'Task';
diff --git a/module/kanban/lang/en.php b/module/kanban/lang/en.php
index bf476c7b2e..161c789a8a 100644
--- a/module/kanban/lang/en.php
+++ b/module/kanban/lang/en.php
@@ -249,8 +249,6 @@ $lang->kanban->defaultColumn['closed'] = 'close';
 
 $lang->kanban->laneTypeList = array();
 $lang->kanban->laneTypeList['parentStory'] = "Parent " . $lang->SRCommon;
-$lang->kanban->laneTypeList['epic']        = $lang->ERCommon;
-$lang->kanban->laneTypeList['requirement'] = $lang->URCommon;
 $lang->kanban->laneTypeList['story']       = $lang->SRCommon;
 $lang->kanban->laneTypeList['bug']         = 'Bug';
 $lang->kanban->laneTypeList['task']        = 'Task';
diff --git a/module/kanban/lang/fr.php b/module/kanban/lang/fr.php
index 837732b5d7..c9741e51ae 100644
--- a/module/kanban/lang/fr.php
+++ b/module/kanban/lang/fr.php
@@ -249,8 +249,6 @@ $lang->kanban->defaultColumn['closed'] = 'close';
 
 $lang->kanban->laneTypeList = array();
 $lang->kanban->laneTypeList['parentStory'] = "Parent " . $lang->SRCommon;
-$lang->kanban->laneTypeList['epic']        = $lang->ERCommon;
-$lang->kanban->laneTypeList['requirement'] = $lang->URCommon;
 $lang->kanban->laneTypeList['story']       = $lang->SRCommon;
 $lang->kanban->laneTypeList['bug']         = 'Bug';
 $lang->kanban->laneTypeList['task']        = 'Task';
diff --git a/module/kanban/lang/zh-cn.php b/module/kanban/lang/zh-cn.php
index 023b02becf..dcff6da88f 100644
--- a/module/kanban/lang/zh-cn.php
+++ b/module/kanban/lang/zh-cn.php
@@ -249,8 +249,6 @@ $lang->kanban->defaultColumn['closed'] = '已关闭';
 
 $lang->kanban->laneTypeList = array();
 $lang->kanban->laneTypeList['parentStory'] = "父" . $lang->SRCommon;
-$lang->kanban->laneTypeList['epic']        = $lang->ERCommon;
-$lang->kanban->laneTypeList['requirement'] = $lang->URCommon;
 $lang->kanban->laneTypeList['story']       = $lang->SRCommon;
 $lang->kanban->laneTypeList['bug']         = 'Bug';
 $lang->kanban->laneTypeList['task']        = '任务';
diff --git a/module/kanban/model.php b/module/kanban/model.php
index 8d8b7292a7..535f43488e 100755
--- a/module/kanban/model.php
+++ b/module/kanban/model.php
@@ -2531,15 +2531,8 @@ class kanbanModel extends model
         $index     = 0;
         foreach($this->lang->kanban->laneTypeList as $type => $name)
         {
-            if($type == 'epic'        && strpos($project->storyType, 'epic') === false)        continue;
-            if($type == 'requirement' && strpos($project->storyType, 'requirement') === false) continue;
-
-            /* 业务需求、用户需求和父软件需求共用同一个group. */
-            if(!in_array($type, array('epic', 'requirement')))
-            {
-                $groupID = $this->createGroup($executionID, $regionID);
-                if(dao::isError()) return false;
-            }
+            $groupID = $this->createGroup($executionID, $regionID);
+            if(dao::isError()) return false;
 
             $lane = new stdclass();
             $lane->execution = $executionID;
@@ -2554,20 +2547,7 @@ class kanbanModel extends model
             if(dao::isError()) return false;
             $laneID = $this->dao->lastInsertId();
 
-            /* 业务需求、用户需求和父软件需求共用同一套看板列. */
-            if(in_array($type, array('epic', 'requirement')))
-            {
-                $columnIDList = $this->dao->select('id')->from(TABLE_KANBANCOLUMN)->where('deleted')->eq(0)->andWhere('archived')->eq(0)->andWhere('`group`')->eq($lane->group)->fetchPairs();
-                foreach($columnIDList as $columnID)
-                {
-                    $this->addKanbanCell($executionID, $laneID, $columnID, $lane->type);
-                    if(dao::isError()) return false;
-                }
-            }
-            else
-            {
-                $this->createRDColumn($regionID, $groupID, $laneID, $type, $executionID);
-            }
+            $this->createRDColumn($regionID, $groupID, $laneID, $type, $executionID);
 
             $index ++;
         }
@@ -2589,11 +2569,10 @@ class kanbanModel extends model
     public function createRDColumn(int $regionID, int $groupID, int $laneID, string $laneType, int $executionID)
     {
         $devColumnID = $testColumnID = $resolvingColumnID = 0;
-        if($laneType == 'story') $columnList = $this->lang->kanban->storyColumn;
-        if($laneType == 'bug')   $columnList = $this->lang->kanban->bugColumn;
-        if($laneType == 'task')  $columnList = $this->lang->kanban->taskColumn;
-
-        if(in_array($laneType, array('parentStory', 'epic', 'requirement'))) $columnList = $this->lang->kanban->URSRColumn;
+        if($laneType == 'parentStory')  $columnList = $this->lang->kanban->URSRColumn;
+        if($laneType == 'story')        $columnList = $this->lang->kanban->storyColumn;
+        if($laneType == 'bug')          $columnList = $this->lang->kanban->bugColumn;
+        if($laneType == 'task')         $columnList = $this->lang->kanban->taskColumn;
 
         foreach($columnList as $type => $name)
         {