diff --git a/pdd_union/goods.go b/pdd_union/goods.go
index f020aa8..2197555 100644
--- a/pdd_union/goods.go
+++ b/pdd_union/goods.go
@@ -17,8 +17,8 @@ func GetRecommendGoods(keyArr map[string]string, param map[string]interface{}) [
 		tmp["gid"] = zhios_third_party_utils.Int64ToStr(v.GoodsId)
 		tmp["goods_title"] = v.GoodsName
 		tmp["commission"] = float64(v.PromotionRate) / 10
-		tmp["coupon_start_time"] = "0"
-		tmp["coupon_end_time"] = "0"
+		tmp["coupon_start_time"] = 0
+		tmp["coupon_end_time"] = 0
 		if v.CouponStartTime > 0 {
 			tmp["coupon_start_time"] = v.CouponStartTime
 		}
@@ -60,8 +60,8 @@ func GetSearchGoods(keyArr map[string]string, param map[string]interface{}) []ma
 		tmp["gid"] = zhios_third_party_utils.Int64ToStr(v.GoodsId)
 		tmp["goods_title"] = v.GoodsName
 		tmp["commission"] = float64(v.PromotionRate) / 10
-		tmp["coupon_start_time"] = "0"
-		tmp["coupon_end_time"] = "0"
+		tmp["coupon_start_time"] = 0
+		tmp["coupon_end_time"] = 0
 		if v.CouponStartTime > 0 {
 			tmp["coupon_start_time"] = v.CouponStartTime
 		}