diff --git a/B3ClientService/BO/Bill/WeightBill/WeightBillCheck.cs b/B3ClientService/BO/Bill/WeightBill/WeightBillCheck.cs
index 86c4909..dc6bd08 100644
--- a/B3ClientService/BO/Bill/WeightBill/WeightBillCheck.cs
+++ b/B3ClientService/BO/Bill/WeightBill/WeightBillCheck.cs
@@ -51,13 +51,5 @@ namespace BWP.B3ClientService.BO
       query.Where.Conditions.Add(DQCondition.EQ("ID", id));
       return query.EExists();
     }
-
-    public static void SetSynced(long b3ID)
-    {
-      var update = new DQUpdateDom(typeof(WeightBillCheck));
-      update.Columns.Add(new DQUpdateColumn("Sync", true));
-      update.Where.Conditions.Add(DQCondition.EQ("B3ID", b3ID));
-      update.EExecute();
-    }
   }
 }
diff --git a/B3ClientService/Tasks/UpdateLoad/DoCheckBills.cs b/B3ClientService/Tasks/UpdateLoad/DoCheckBills.cs
index 77080d1..2c43a9d 100644
--- a/B3ClientService/Tasks/UpdateLoad/DoCheckBills.cs
+++ b/B3ClientService/Tasks/UpdateLoad/DoCheckBills.cs
@@ -19,7 +19,17 @@ namespace BWP.B3ClientService.Tasks.UpdateLoad
       {
         var bwpClient = new BWPClient(uri, item.Item2);
         bwpClient.Call<int>("/MainSystem/B3ButcherManage/Rpcs/WeighBillRpc/DoCheck", item.Item1);
-        WeightBillCheck.SetSynced(item.Item1);
+        SetSynced(item.Item1);
+      }
+    }
+
+    static void SetSynced(long b3ID)
+    {
+      using (var session = Dmo.NewSession())
+      {
+        var sql = "update a set a.[Sync]=1 from B3ClientService_WeightBillCheck a left outer join B3ClientService_WeightBill w on a.ID=w.ID where w.B3ID=" + b3ID;
+        session.ExecuteSqlNonQuery(sql);
+        session.Commit();
       }
     }