diff --git a/module/product/control.php b/module/product/control.php
index ea500022e3..e3465874a5 100755
--- a/module/product/control.php
+++ b/module/product/control.php
@@ -917,6 +917,7 @@ class product extends control
     }
 
      /**
+      * 获取关联产品的项目下拉数据。
      * AJAX: get projects of a product in html select.
      *
      * @param  int    $productID