diff --git a/business/bidding/mt_activity.go b/business/bidding/mt_activity.go
index 2182e321d..0e90d035e 100644
--- a/business/bidding/mt_activity.go
+++ b/business/bidding/mt_activity.go
@@ -93,6 +93,9 @@ func GetMTInfo() []error {
 			})
 		}
 		statistics.DeliveryFee = utils.Format4Output(shippingList, false)
+		if len(result) == 0 {
+			statistics.DeliveryFee = ""
+		}
 
 		dao.CreateEntity(db, statistics)
 	}