diff --git a/worker/dadi/dadi_processor.go b/worker/dadi/dadi_processor.go
index 27e1694..5b23d13 100644
--- a/worker/dadi/dadi_processor.go
+++ b/worker/dadi/dadi_processor.go
@@ -355,7 +355,7 @@ func (p *Processor) CheckOrder(order *model.Order) (*common.CheckInfo, error) {
 	result := new(common.CheckInfo)
 	result.TotalRealPrice = filmPrice.VipPrice * int64(order.SeatNum)
 	result.TotalOriginPrice = filmPrice.OriginPrice * int64(order.SeatNum)
-	result.CouponPrice = 0
+	result.CouponPrice = (filmPrice.OriginPrice - filmPrice.VipPrice) * int64(order.SeatNum)
 	result.SessionCode = filmPrice.SessionId
 	result.SessionType = "view"
 	log.Infof("check order[%s][%s] previewOrder[%s] [%s][%s][%s] success",