diff --git a/webht/third_party/dingmail/models/ding_value_model.php b/webht/third_party/dingmail/models/ding_value_model.php
index 72992758..6474ae5a 100644
--- a/webht/third_party/dingmail/models/ding_value_model.php
+++ b/webht/third_party/dingmail/models/ding_value_model.php
@@ -344,7 +344,7 @@ class ding_value_model extends CI_Model {
 	}
 	
 	public function test(){
-		$sql = "delete from Dingding_Value where ddv_Sn = '9125'";
+		$sql = "delete from Dingding_Value where ddv_Sn in ('10903','10904','10905')";
 		$query = $this->HT->query($sql);
 	}