diff --git a/supply/channel/order.go b/supply/channel/order.go
index 98e8364..c2c2608 100644
--- a/supply/channel/order.go
+++ b/supply/channel/order.go
@@ -21,6 +21,9 @@ const (
 	OrderSubStatusDelivered    = 4 // 妥投
 	OrderSubStatusFinal        = 5 // 完成
 	OrderSubStatusCancel       = 6 // 取消
+
+	OrderSubIsSplitFalse = 1 // 无
+	OrderSubIsSplitTrue  = 2 // 被拆单
 )
 
 type order struct {
@@ -113,3 +116,13 @@ func (o *order) Close(ctx context.Context, channelId string, orderSn string) (er
 	}
 	return xClient.Call(context.WithValue(ctx, share.ReqMetaDataKey, map[string]string{"channelId": channelId}), "Close", orderSn, &reply)
 }
+
+// Cancel @Title 订单取消
+func (o *order) Cancel(ctx context.Context, channelId string, orderSn string) (err error) {
+	reply := 0
+	xClient, err := client.GetClient(o)
+	if err != nil {
+		return
+	}
+	return xClient.Call(context.WithValue(ctx, share.ReqMetaDataKey, map[string]string{"channelId": channelId}), "Cancel", orderSn, &reply)
+}
diff --git a/supply/interface/order.go b/supply/interface/order.go
index 1630fc4..acf9975 100644
--- a/supply/interface/order.go
+++ b/supply/interface/order.go
@@ -14,6 +14,8 @@ type OrderInterface interface {
 	LadingBill(ctx context.Context, orderSn string, reply *int) error
 	// Close @Title 关闭订单
 	Close(ctx context.Context, orderSn string, reply *int) error
+	// Cancel @Title 取消订单
+	Cancel(ctx context.Context, orderSn string, reply *int) error
 }
 type ArgsOrderFreightFee struct {
 	Skus    []OrderFreightFeeSkuItem // 商品信息