diff --git a/module/execution/control.php b/module/execution/control.php
index ca1e33e419..19303a9938 100644
--- a/module/execution/control.php
+++ b/module/execution/control.php
@@ -982,9 +982,7 @@ class execution extends control
         $showBranch    = false;
         if($execution->hasProduct)
         {
-            if(count($products) > 1) $productOption[0] = $this->lang->product->all;
-            foreach($products as $productData) $productOption[$productData->id] = $productData->name;
-
+            list($productOption, $branchOption, $showBranch) = $this->executionZen->buildProductSwitcher($productID, $products);
             unset($this->config->bug->search['fields']['product']);
             unset($this->config->bug->search['params']['product']);
             if($project->model != 'scrum')
@@ -993,19 +991,6 @@ class execution extends control
                 unset($this->config->bug->search['params']['plan']);
             }
 
-            $product = $this->product->getById((int)$productID);
-            if($product and $product->type != 'normal')
-            {
-                /* Display of branch label. */
-                $showBranch = $this->loadModel('branch')->showBranch($productID);
-
-                /* Display status of branch. */
-                $branches = $this->branch->getList($productID, $executionID, 'all');
-                foreach($branches as $branchInfo)
-                {
-                    $branchOption[$branchInfo->id] = $branchInfo->name . ($branchInfo->status == 'closed' ? ' (' . $this->lang->branch->statusList['closed'] . ')' : '');
-                }
-            }
         }
 
         /* Load pager and get bugs, user. */
@@ -1076,6 +1061,7 @@ class execution extends control
         $this->view->orderBy         = $orderBy;
         $this->view->users           = $users;
         $this->view->productID       = $productID;
+        $this->view->product         = $this->product->getByID((int) $productID);
         $this->view->project         = $project;
         $this->view->branchID        = empty($this->view->build->branch) ? $branch : $this->view->build->branch;
         $this->view->memberPairs     = $memberPairs;
@@ -1127,7 +1113,7 @@ class execution extends control
         $this->session->set('caseList', $uri, 'execution');
         $this->session->set('bugList',  $uri, 'execution');
 
-        $products = $this->product->getProducts($executionID, 'all', '', false);
+        $products = $this->product->getProducts($executionID);
         if(count($products) == 1) $productID = key($products);
 
         $execution     = $this->execution->getByID($executionID);
@@ -1136,20 +1122,7 @@ class execution extends control
         $showBranch    = false;
         if($execution->hasProduct)
         {
-            $productOption = array(0 => $this->lang->product->all) + $products;
-            $product       = $this->product->getById((int)$productID);
-            if($product and $product->type != 'normal')
-            {
-                /* Display of branch label. */
-                $showBranch = $this->loadModel('branch')->showBranch($productID);
-
-                /* Display status of branch. */
-                $branches = $this->branch->getList($productID, $executionID, 'all');
-                foreach($branches as $branchInfo)
-                {
-                    $branchOption[$branchInfo->id] = $branchInfo->name . ($branchInfo->status == 'closed' ? ' (' . $this->lang->branch->statusList['closed'] . ')' : '');
-                }
-            }
+            list($productOption, $branchOption, $showBranch) = $this->executionZen->buildProductSwitcher($productID, $products);
         }
 
         /* Load pager. */
@@ -1185,6 +1158,7 @@ class execution extends control
         $this->view->title         = $this->lang->execution->testcase;
         $this->view->executionID   = $executionID;
         $this->view->productID     = $productID;
+        $this->view->product       = $this->product->getByID((int) $productID);
         $this->view->cases         = $cases;
         $this->view->orderBy       = $orderBy;
         $this->view->pager         = $pager;
diff --git a/module/execution/ui/bug.html.php b/module/execution/ui/bug.html.php
index 8e9d2f68a0..d7c9b02264 100644
--- a/module/execution/ui/bug.html.php
+++ b/module/execution/ui/bug.html.php
@@ -15,7 +15,7 @@ $productDropdown = '';
 if($execution->hasProduct)
 {
     $productDropdown = productMenu(
-        set::title($productOption[$productID]),
+        set::title($product ? $product->name : $productOption[$productID]),
         set::items($productOption),
         set::activeKey($productID),
         set::link(helper::createLink('execution', 'bug', "executionID={$execution->id}&productID=%s")),
diff --git a/module/execution/ui/testcase.html.php b/module/execution/ui/testcase.html.php
index 7ecb68038b..97f4c54c37 100644
--- a/module/execution/ui/testcase.html.php
+++ b/module/execution/ui/testcase.html.php
@@ -15,7 +15,7 @@ $productDropdown = '';
 if($execution->hasProduct)
 {
     $productDropdown = productMenu(
-        set::title($productOption[$productID]),
+        set::title($product ? $product->name : $productOption[$productID]),
         set::items($productOption),
         set::activeKey($productID),
         set::link(helper::createLink('execution', 'testcase', "executionID={$execution->id}&productID=%s")),
diff --git a/module/execution/zen.php b/module/execution/zen.php
index 40e1f915e8..66c0ed1a59 100644
--- a/module/execution/zen.php
+++ b/module/execution/zen.php
@@ -51,5 +51,46 @@ class executionZen extends execution
 
         return array_values($buildList);
     }
-}
 
+    /**
+     * 构建产品下拉选择数据。
+     * Build product drop-down select data.
+     *
+     * @param  int       $productID
+     * @param  object[]  $products
+     * @access protected
+     * @return array
+     */
+    protected function buildProductSwitcher(int $productID, array $products)
+    {
+        $showBranch    = false;
+        $productOption = array();
+        $programIdList = array();
+        if(count($products) > 1) $productOption[0] = $this->lang->product->all;
+        foreach($products as $productData) $programIdList[$productData->program] = $productData->program;
+        $programPairs = $this->loadModel('program')->getPairsByList($programIdList);
+        $linePairs    = $this->loadModel('product')->getLinePairs($programIdList);
+
+        foreach($products as $productData)
+        {
+            $programName = isset($programPairs[$productData->program]) ? $programPairs[$productData->program] . ' / ' : '';
+            $lineName    = isset($linePairs[$productData->line]) ? $linePairs[$productData->line] . ' / ' : '';
+            $productOption[$productData->id] = $programName . $lineName . $productData->name;
+        }
+
+        $product = $this->product->getById((int)$productID);
+        if($product and $product->type != 'normal')
+        {
+            /* Display of branch label. */
+            $showBranch = $this->loadModel('branch')->showBranch($productID);
+
+            /* Display status of branch. */
+            $branches = $this->branch->getList($productID, $executionID, 'all');
+            foreach($branches as $branchInfo)
+            {
+                $branchOption[$branchInfo->id] = $branchInfo->name . ($branchInfo->status == 'closed' ? ' (' . $this->lang->branch->statusList['closed'] . ')' : '');
+            }
+        }
+        return array($productOption, $branchOption, $showBranch);
+    }
+}
diff --git a/module/product/model.php b/module/product/model.php
index 8f8addbc73..af8cfa1363 100755
--- a/module/product/model.php
+++ b/module/product/model.php
@@ -1270,15 +1270,15 @@ class productModel extends model
      * 获取项目集下的产品线。
      * Get product line pairs by program.
      *
-     * @param  int    $programID
+     * @param  int|array $programID
      * @access public
      * @return string[]
      */
-    public function getLinePairs(int $programID = 0): array
+    public function getLinePairs(int|array $programIdList = 0): array
     {
         return $this->dao->select('id,name')->from(TABLE_MODULE)
             ->where('type')->eq('line')
-            ->beginIF($programID)->andWhere('root')->eq($programID)->fi()
+            ->beginIF($programIdList)->andWhere('root')->in($programIdList)->fi()
             ->andWhere('deleted')->eq(0)
             ->fetchPairs('id', 'name');
     }