diff --git a/api/service/coupon.go b/api/service/coupon.go
index b59bcf2..192da62 100644
--- a/api/service/coupon.go
+++ b/api/service/coupon.go
@@ -73,6 +73,10 @@ func (r *CouponService) AddSystemCoupon(req requests.AddSystemCoupon) (bool, err
 			if *req.WithAmount == 0 {
 				return false, errors.New("请填入符合满减标准金额")
 			}
+
+			if *req.WithAmount > *req.CouponPrice {
+				return false, errors.New("满减标准金额不可超过优惠卷金额")
+			}
 		}
 
 		// 数量
@@ -571,14 +575,15 @@ func (r *CouponService) GrantSystemCoupon(couponId, adminUserId int64, req reque
 	// 检测用户是否已领取该优惠卷
 	userCouponDao := dao.UserCouponDao{}
 
-	maps = make(map[string]interface{})
-	maps["user_id"] = user.UserId
-	maps["coupon_id"] = coupon.CouponId
-	maps["user_coupon_status"] = 0
-	userCoupons, _ := userCouponDao.GetUserCouponList(maps)
-	if len(userCoupons) >= req.SingleQuantity {
-		return false, errors.New("用户已有该优惠卷")
-	}
+	//// 废弃，不进行检测是否已发放
+	//maps = make(map[string]interface{})
+	//maps["user_id"] = user.UserId
+	//maps["coupon_id"] = coupon.CouponId
+	//maps["user_coupon_status"] = 0
+	//userCoupons, _ := userCouponDao.GetUserCouponList(maps)
+	//if len(userCoupons) >= req.SingleQuantity {
+	//	return false, errors.New("用户已有该优惠卷")
+	//}
 
 	// 开始事务
 	tx := global.Db.Begin()