diff --git a/module/branch/control.php b/module/branch/control.php
index a1a5e0a703..b0600d6024 100644
--- a/module/branch/control.php
+++ b/module/branch/control.php
@@ -53,13 +53,14 @@ class branch extends control
      * Ajax get drop menu.
      * 
      * @param  int    $productID 
+     * @param  int    $branch
      * @param  string $module 
      * @param  string $method 
      * @param  string $extra 
      * @access public
      * @return void
      */
-    public function ajaxGetDropMenu($productID, $module, $method, $extra)
+    public function ajaxGetDropMenu($productID, $branch = 0, $module, $method, $extra = '')
     {
         $this->view->link      = $this->loadModel('product')->getProductLink($module, $method, $extra, true);
         $this->view->productID = $productID;
@@ -70,7 +71,7 @@ class branch extends control
 
         $branches = $this->branch->getPairs($productID);
         $this->view->branches        = $branches;
-        $this->view->currentBranchID = $this->cookie->preBranch;
+        $this->view->currentBranchID = $branch;
         $this->view->branchesPinyin  = common::convert2Pinyin($branches);
         $this->display();
     }
diff --git a/module/product/model.php b/module/product/model.php
index 40ba30e8be..6b8db3ff5c 100644
--- a/module/product/model.php
+++ b/module/product/model.php
@@ -117,7 +117,7 @@ class productModel extends model
                 $branchName = isset($branches[$branch]) ? $branches[$branch] : $branches[0];
                 if(!$isMobile)
                 {
-                    $dropMenuLink = helper::createLink('branch', 'ajaxGetDropMenu', "objectID=$productID&module=$currentModule&method=$currentMethod&extra=$extra");
+                    $dropMenuLink = helper::createLink('branch', 'ajaxGetDropMenu', "objectID=$productID&branch=$branch&module=$currentModule&method=$currentMethod&extra=$extra");
                     $output .= "<div class='btn-group'><button id='currentBranch' data-toggle='dropdown' type='button' class='btn btn-limit'>{$branchName} <span class='caret'></span></button><div id='dropMenu' class='dropdown-menu search-list' data-ride='searchList' data-url='$dropMenuLink'>";
                     $output .= '<div class="input-control search-box has-icon-left has-icon-right search-example"><input type="search" class="form-control search-input" /><label class="input-control-icon-left search-icon"><i class="icon icon-search"></i></label><a class="input-control-icon-right search-clear-btn"><i class="icon icon-close icon-sm"></i></a></div>';
                     $output .= "</div></div>";
@@ -458,7 +458,7 @@ class productModel extends model
             $branches     = $this->loadModel('branch')->getPairs($productID);
             $branch       = (int)$branch;
             $branchName   = isset($branches[$branch]) ? $branches[$branch] : $branches[0];
-            $dropMenuLink = helper::createLink('branch', 'ajaxGetDropMenu', "objectID=$productID&module=$currentModule&method=$currentMethod&extra=$extra");
+            $dropMenuLink = helper::createLink('branch', 'ajaxGetDropMenu', "objectID=$productID&branch=$branch&module=$currentModule&method=$currentMethod&extra=$extra");
 
             $output .= "<div class='btn-group header-btn'><button id='currentBranch' data-toggle='dropdown' type='button' class='btn'><span class='text'>{$branchName}</span> <span class='caret' style='margin-top: 3px'></span></button><div id='dropMenu' class='dropdown-menu search-list' data-ride='searchList' data-url='$dropMenuLink'>";
             $output .= '<div class="input-control search-box has-icon-left has-icon-right search-example"><input type="search" class="form-control search-input" /><label class="input-control-icon-left search-icon"><i class="icon icon-search"></i></label><a class="input-control-icon-right search-clear-btn"><i class="icon icon-close icon-sm"></i></a></div>';