diff --git a/platformapi/jdapi/promotion_sku.go b/platformapi/jdapi/promotion_sku.go
index 1af0e9a1..e925ba81 100644
--- a/platformapi/jdapi/promotion_sku.go
+++ b/platformapi/jdapi/promotion_sku.go
@@ -184,6 +184,7 @@ func (a *API) createPromotionRules(promotionType int, infoId int64, outInfoId st
 }
 
 // todo skusResult 返回值没有意义，为了兼容暂时保留
+// 此接口在活动确认后不能调用
 func (a *API) createPromotionSku(promotionType int, infoId int64, outInfoId string, skus []*PromotionSku, traceId string) (skusResult []*PromotionSku, err error) {
 	jdParams := getCommonSkuPromotionParams(infoId, outInfoId, traceId)
 	jdParams["skus"] = skus
@@ -201,6 +202,7 @@ func (a *API) confirmPromotion(promotionType int, infoId int64, outInfoId, trace
 	return err
 }
 
+// 与createPromotionSku不同的是，此接口在活动确认后可以合适，实时生效
 func (a *API) cancelPromotionSku(promotionType int, infoId int64, outInfoId string, cancelSkus []*PromotionSku, traceId string) (err error) {
 	jdParams := getCommonSkuPromotionParams(infoId, outInfoId, traceId)
 	jdParams["cancelSkus"] = cancelSkus
diff --git a/platformapi/jdapi/promotion_sku_test.go b/platformapi/jdapi/promotion_sku_test.go
index 8a8a4975..de1865b1 100644
--- a/platformapi/jdapi/promotion_sku_test.go
+++ b/platformapi/jdapi/promotion_sku_test.go
@@ -3,6 +3,8 @@ package jdapi
 import (
 	"testing"
 	"time"
+
+	"git.rosy.net.cn/baseapi/utils"
 )
 
 func TestCreatePromotionSingle(t *testing.T) {
@@ -60,3 +62,17 @@ func TestCreatePromotionLimitTime(t *testing.T) {
 		t.Fatal(err)
 	}
 }
+
+func TestCreatePromotionSkuLimitTime(t *testing.T) {
+	_, err := api.CreatePromotionSkuLimitTime(67854209, "", []*PromotionSku{
+		&PromotionSku{
+			OutStationNo:   "2",
+			OutSkuID:       "2142",
+			PromotionPrice: 300,
+			LimitSkuCount:  200,
+		},
+	}, utils.Int64ToStr(time.Now().Unix()))
+	if err != nil {
+		t.Fatal(err)
+	}
+}