diff --git a/BBWY.Server.Business/Sync/OrderSyncBusiness.cs b/BBWY.Server.Business/Sync/OrderSyncBusiness.cs
index ea28ca2c..f2b484d6 100644
--- a/BBWY.Server.Business/Sync/OrderSyncBusiness.cs
+++ b/BBWY.Server.Business/Sync/OrderSyncBusiness.cs
@@ -442,7 +442,6 @@ namespace BBWY.Server.Business
                                 CouponPrice = orderCouponJToken.Value<decimal>("couponPrice")
                             });
                         }
-                        dbOrder.PreferentialAmount = preferentialAmount;
                     }
                 }
                 #endregion
@@ -605,6 +604,7 @@ namespace BBWY.Server.Business
                 if (isNewOrder)
                 {
                     dbOrder.OrderState = orderState;
+                    dbOrder.PreferentialAmount = preferentialAmount;
                 }
                 else if ((orderState != null && orderState != dbOrder.OrderState) ||
                          buyerRemark != dbOrder.BuyerRemark ||