diff --git a/internal/data/wechatrepoimpl/cpn.go b/internal/data/wechatrepoimpl/cpn.go
index 6ff2860..39680af 100644
--- a/internal/data/wechatrepoimpl/cpn.go
+++ b/internal/data/wechatrepoimpl/cpn.go
@@ -119,6 +119,10 @@ func (c *CpnRepoImpl) Query(ctx context.Context, orderWechat *bo.OrderBo) (vo.Or
 
 func (c *CpnRepoImpl) QueryProduct(ctx context.Context, stockCreatorMchId, stockId string) (*cashcoupons.Stock, error) {
 
+	if stockCreatorMchId == "" || stockId == "" {
+		return nil, err2.ErrorWechatFAIL("商户号或批次号不能为空")
+	}
+
 	client, err := c.GetClient(ctx)
 	if err != nil {
 		return nil, err