diff --git a/business/partner/purchase/mtwm/callback.go b/business/partner/purchase/mtwm/callback.go
index ca8f1dc1d..0116f4410 100644
--- a/business/partner/purchase/mtwm/callback.go
+++ b/business/partner/purchase/mtwm/callback.go
@@ -34,13 +34,13 @@ func OnCallbackMsg(msg *mtwmapi.CallbackMsg, msgType string) (response *mtwmapi.
 			_, err := netprinter.PrintStoreStatus(jxcontext.AdminCtx, storeDetail, model.VendorIDMTWM, -9)
 			response = mtwmapi.Err2CallbackResponse(err, "")
 		} else if msg.Cmd == mtwmapi.MsgTypeSkuUpdate {
-			globals.SugarLogger.Debugf("-----FormData := %s", utils.Format4Output(msg.FormData, false))
+			skuInfo := msg.FormData.Get("retail_data")
+			globals.SugarLogger.Debugf("-----FormData := %s", utils.Format4Output(skuInfo, false))
 			dataMap := make([]*mtwmapi.VendorUpdateSkuCallback, 0, 0)
-			if err := json.Unmarshal([]byte(msg.FormData.Get("retail_data")), &dataMap); err != nil {
+			if err := json.Unmarshal([]byte(skuInfo), &dataMap); err != nil {
 				globals.SugarLogger.Debugf("-----err := %v", err)
 				return nil
 			}
-			globals.SugarLogger.Debugf("-----retail_data := %s", msg.FormData.Get("retail_data"))
 			globals.SugarLogger.Debugf("-----dataMap := %s", utils.Format4Output(dataMap, false))
 			if len(dataMap) != 0 {
 				for _, v := range dataMap {