diff --git a/application/admin/controller/general/Student.php b/application/admin/controller/general/Student.php
index 08dec9b..1f8aaf1 100644
--- a/application/admin/controller/general/Student.php
+++ b/application/admin/controller/general/Student.php
@@ -158,7 +158,7 @@ function getPicUrl($url)
     if(substr($url,0,4)=='http'){
         return $url;
     }else{
-        return 'https://hphb-storage.oss-cn-beijing.aliyuncs.com'.$url;
+        return 'http://hphb-cdn.uzchain.tech'.$url;
     }
 }