diff --git a/module/transfer/model.php b/module/transfer/model.php
index a7663f1a1b..6a6f93d1fe 100644
--- a/module/transfer/model.php
+++ b/module/transfer/model.php
@@ -392,7 +392,7 @@ class transferModel extends model
                     {
                         $multiple     = '';
                         $separator    = $field == 'mailto' ? ',' : "\n";
-                        $multipleLsit = explode(',', $value);
+                        $multipleLsit = explode(',', (string) $value);
 
                         foreach($multipleLsit as $key => $tmpValue) $multipleLsit[$key] = zget($exportDatas[$field], $tmpValue);
                         $multiple = implode($separator, $multipleLsit);
@@ -533,40 +533,13 @@ class transferModel extends model
         /* Deal children datas and multiple tasks. */
         if($moduleDatas) $moduleDatas = $this->transferTao->updateChildDatas($moduleDatas);
 
+        /* 设置导出用户需求相关相关研发需求数据。*/
         /* Deal linkStories datas. */
-        if($moduleDatas and isset($fieldList['linkStories'])) $moduleDatas = $this->updateLinkStories($moduleDatas);
+        if($moduleDatas and isset($fieldList['linkStories'])) $moduleDatas = $this->transferTao->processLinkStories($moduleDatas);
 
         return $moduleDatas;
     }
 
-    /**
-     * Update LinkStories datas.
-     *
-     * @param  array $stories
-     * @access public
-     * @return array
-     */
-    public function updateLinkStories($stories)
-    {
-        $productIDList = array();
-        foreach($stories as $story) $productIDList[] = $story->product;
-        $productIDList = array_unique($productIDList);
-
-        $storyDatas = end($stories);
-        $lastType   = $storyDatas->type;
-
-        if($storyDatas->type == 'requirement')
-        {
-            $stories = $this->loadModel('story')->mergePlanTitleAndChildren($productIDList, $stories, $lastType);
-        }
-        elseif($storyDatas->type == 'story')
-        {
-            return $stories;
-        }
-
-        return $stories;
-    }
-
     /**
      * 获取查询数据。
      * Get query datas.
diff --git a/module/transfer/tao.php b/module/transfer/tao.php
index 72303b7a90..e19204935c 100644
--- a/module/transfer/tao.php
+++ b/module/transfer/tao.php
@@ -322,4 +322,27 @@ class transferTao extends transferModel
 
         return $objectDatas;
     }
+
+    /**
+     * 设置导出用户需求相关相关研发需求数据。
+     * Process LinkStories datas.
+     *
+     * @param  array $stories
+     * @access protected
+     * @return array
+     */
+    protected function processLinkStories($stories)
+    {
+        $storyDatas = end($stories);
+        $lastType   = $storyDatas->type;
+        if($storyDatas->type == 'story') return $stories;
+
+        /* 获取产品ID列表。*/
+        /* Get product id list. */
+        $productIDList = array();
+        foreach($stories as $story) $productIDList[] = $story->product;
+        $productIDList = array_unique($productIDList);
+
+        return $this->loadModel('story')->mergePlanTitleAndChildren($productIDList, $stories, $lastType);
+    }
 }
diff --git a/module/transfer/test/tao/processlinkstories.php b/module/transfer/test/tao/processlinkstories.php
new file mode 100755
index 0000000000..9c3aaebb65
--- /dev/null
+++ b/module/transfer/test/tao/processlinkstories.php
@@ -0,0 +1,55 @@
+#!/usr/bin/env php
+<?php
+include dirname(__FILE__, 5) . '/test/lib/init.php';
+include dirname(__FILE__, 2) . '/transfer.class.php';
+
+$productplan = zdTable('productplan');
+$productplan->title->range('计划1,计划2');
+$productplan->createdDate->range('`' . date('Y-m-d') . '`');
+$productplan->gen(2);
+
+zdTable('story')->gen(20);
+$relation = zdTable('relation');
+$relation->AID->range('1,11,2,12,3,13,4,14,5,15,6,16,7,17,8,18,9,19');
+$relation->BID->range('11,1,12,2,13,3,14,4,15,5,16,6,17,7,18,8,19,9');
+$relation->gen(18);
+
+$stories[12]          = new stdclass();
+$stories[12]->id      = 12;
+$stories[12]->parent  = 0;
+$stories[12]->plan    = '1';
+$stories[12]->type    = 'story';
+$stories[12]->product = 1;
+$stories[13]          = new stdclass();
+$stories[13]->id      = 13;
+$stories[13]->parent  = -1;
+$stories[13]->plan    = '0';
+$stories[13]->type    = 'requirement';
+$stories[13]->product = 4;
+$stories[14]          = new stdclass();
+$stories[14]->id      = 14;
+$stories[14]->parent  = 13;
+$stories[14]->plan    = '0';
+$stories[14]->type    = 'story';
+$stories[14]->product = 4;
+$stories[15]          = new stdclass();
+$stories[15]->id      = 15;
+$stories[15]->parent  = 11;
+$stories[15]->plan    = '0';
+$stories[15]->product = 4;
+$stories[15]->type    = 'requirement';
+
+su('admin');
+
+/**
+
+title=测试 transfer->getCascadeList();
+timeout=0
+cid=1
+
+*/
+global $tester;
+$transfer = $tester->loadModel('transfer');
+
+r($transfer->processLinkStories($stories)) && p('12:planTitle') && e('计划1'); //查看planTitle字段。
+r($transfer->processLinkStories($stories)) && p('14:parentName') && e('用户需求13'); //查看parentName字段
diff --git a/module/transfer/test/transfer.class.php b/module/transfer/test/transfer.class.php
index 81dd2959c1..bb23741405 100644
--- a/module/transfer/test/transfer.class.php
+++ b/module/transfer/test/transfer.class.php
@@ -39,7 +39,7 @@ class transferTest
         switch ($module)
         {
             case 'story':
-                $app->config->story->templateFields = 'product,branch,module,source,sourceNote,title,spec,verify,keywords,pri,estimate,reviewer';
+                $app->config->story->templateFields = 'product,branch,module,source,sourceNote,title,spec,verify,keywords,pri,estimate,reviewer,linkStories';
                 $app->config->story->listFields     = 'product,branch,module,pri';
                 $app->config->story->dtable->fieldList['product']['control'] = 'select';
                 $app->config->story->dtable->fieldList['module']['control']  = 'multiple';