diff --git a/app/common/dao/store/product/ProductDao.php b/app/common/dao/store/product/ProductDao.php
index 873bb8a8..1bc05941 100755
--- a/app/common/dao/store/product/ProductDao.php
+++ b/app/common/dao/store/product/ProductDao.php
@@ -171,7 +171,11 @@ class ProductDao extends BaseDao
                     }
                     $query->order($where['order'] . ',rank DESC ,create_time DESC ');
                 } else if($where['order'] !== ''){
-                    $query->order('U.'.$where['order'].' DESC,U.create_time DESC');
+                    if($where['order'] == 'check'){
+                        $query->order('Product.update_time DESC');
+                    }else{
+                        $query->order('U.'.$where['order'].' DESC,U.create_time DESC');
+                    }
                 } else {
                     $query->order('U.create_time DESC');
                 }
diff --git a/app/controller/admin/store/StoreProduct.php b/app/controller/admin/store/StoreProduct.php
index c56e7adf..eea39459 100755
--- a/app/controller/admin/store/StoreProduct.php
+++ b/app/controller/admin/store/StoreProduct.php
@@ -57,6 +57,7 @@ class StoreProduct extends BaseController
         $_where = $this->repository->switchType($where['type'], null, 0);
         unset($_where['product_type']);
         unset($_where['star']);
+        $where['order'] = "check";//标识后台查询更新时间倒叙
         $where = array_merge($where, $_where);
         return app('json')->success($this->repository->getAdminList($merId, $where, $page, $limit));
     }