diff --git a/supply/order.go b/supply/order.go
index 74181ae..b02ab6e 100644
--- a/supply/order.go
+++ b/supply/order.go
@@ -35,3 +35,14 @@ func (o *order) Split(ctx context.Context, args ArgsOrderSplit) (err error) {
 	err = xClient.Call(ctx, "Lists", args, &reply)
 	return
 }
+
+// Cancel @Title 订单取消
+func (o *order) Cancel(ctx context.Context, orderSubSn string) (err error) {
+	xClient, err := client.GetClient(o)
+	if err != nil {
+		return
+	}
+	reply := 0
+	err = xClient.Call(ctx, "Cancel", orderSubSn, &reply)
+	return
+}