diff --git a/examples/kucoin/orders.go b/examples/kucoin/orders.go
index 26c303b70..7a5405c5c 100644
--- a/examples/kucoin/orders.go
+++ b/examples/kucoin/orders.go
@@ -3,10 +3,11 @@ package main
 import (
 	"context"
 
-	"github.com/c9s/bbgo/pkg/exchange/kucoin/kucoinapi"
 	"github.com/pkg/errors"
 	"github.com/sirupsen/logrus"
 	"github.com/spf13/cobra"
+
+	"github.com/c9s/bbgo/pkg/exchange/kucoin/kucoinapi"
 )
 
 func init() {
@@ -16,6 +17,7 @@ func init() {
 
 	cancelOrderCmd.Flags().String("client-order-id", "", "client order id")
 	cancelOrderCmd.Flags().String("order-id", "", "order id")
+	cancelOrderCmd.Flags().Bool("all", false, "cancel all")
 	ordersCmd.AddCommand(cancelOrderCmd)
 
 	placeOrderCmd.Flags().String("symbol", "", "symbol")
@@ -145,8 +147,24 @@ var cancelOrderCmd = &cobra.Command{
 	SilenceUsage: true,
 
 	RunE: func(cmd *cobra.Command, args []string) error {
-		req := client.TradeService.NewCancelOrderRequest()
 
+		cancelAll, err := cmd.Flags().GetBool("all")
+		if err != nil {
+			return err
+		}
+
+		if cancelAll {
+			req := client.TradeService.NewCancelAllOrderRequest()
+			req.TradeType("TRADE")
+			response, err := req.Do(context.Background())
+			if err != nil {
+				return err
+			}
+			logrus.Infof("cancel all order response: %+v", response)
+			return nil
+		}
+
+		req := client.TradeService.NewCancelOrderRequest()
 		orderID, err := cmd.Flags().GetString("order-id")
 		if err != nil {
 			return err
diff --git a/pkg/exchange/kucoin/kucoinapi/cancel_all_order_request_requestgen.go b/pkg/exchange/kucoin/kucoinapi/cancel_all_order_request_requestgen.go
index 052a5fd06..0f0f2a55c 100644
--- a/pkg/exchange/kucoin/kucoinapi/cancel_all_order_request_requestgen.go
+++ b/pkg/exchange/kucoin/kucoinapi/cancel_all_order_request_requestgen.go
@@ -1,8 +1,9 @@
-// Code generated by "requestgen -type CancelAllOrderRequest"; DO NOT EDIT.
+// Code generated by "requestgen -method DELETE -responseType .APIResponse -responseDataField Data -url /api/v1/orders -type CancelAllOrderRequest -responseDataType .CancelOrderResponse"; DO NOT EDIT.
 
 package kucoinapi
 
 import (
+	"context"
 	"encoding/json"
 	"fmt"
 	"net/url"
@@ -107,3 +108,34 @@ func (r *CancelAllOrderRequest) GetSlugsMap() (map[string]string, error) {
 
 	return slugs, nil
 }
+
+func (r *CancelAllOrderRequest) Do(ctx context.Context) (*CancelOrderResponse, error) {
+
+	params, err := r.GetParameters()
+	if err != nil {
+		return nil, err
+	}
+	query := url.Values{}
+
+	apiURL := "/api/v1/orders"
+
+	req, err := r.client.NewAuthenticatedRequest(ctx, "DELETE", apiURL, query, params)
+	if err != nil {
+		return nil, err
+	}
+
+	response, err := r.client.SendRequest(req)
+	if err != nil {
+		return nil, err
+	}
+
+	var apiResponse APIResponse
+	if err := response.DecodeJSON(&apiResponse); err != nil {
+		return nil, err
+	}
+	var data CancelOrderResponse
+	if err := json.Unmarshal(apiResponse.Data, &data); err != nil {
+		return nil, err
+	}
+	return &data, nil
+}
diff --git a/pkg/exchange/kucoin/kucoinapi/trade.go b/pkg/exchange/kucoin/kucoinapi/trade.go
index 7322d5d14..ba57f41e3 100644
--- a/pkg/exchange/kucoin/kucoinapi/trade.go
+++ b/pkg/exchange/kucoin/kucoinapi/trade.go
@@ -2,6 +2,7 @@ package kucoinapi
 
 //go:generate -command GetRequest requestgen -method GET -responseType .APIResponse -responseDataField Data
 //go:generate -command PostRequest requestgen -method POST -responseType .APIResponse -responseDataField Data
+//go:generate -command DeleteRequest requestgen -method DELETE -responseType .APIResponse -responseDataField Data
 
 import (
 	"context"
@@ -255,13 +256,6 @@ type PlaceOrderRequest struct {
 	timeInForce *TimeInForceType `param:"timeInForce,required"`
 }
 
-//go:generate requestgen -type CancelOrderRequest
-type CancelOrderRequest struct {
-	client *RestClient
-
-	orderID       *string `param:"orderID"`
-	clientOrderID *string `param:"clientOrderID"`
-}
 
 type CancelOrderResponse struct {
 	CancelledOrderIDs []string `json:"cancelledOrderIds,omitempty"`
@@ -271,6 +265,15 @@ type CancelOrderResponse struct {
 	ClientOrderID    string `json:"clientOid,omitempty"`
 }
 
+//go:generate requestgen -type CancelOrderRequest
+type CancelOrderRequest struct {
+	client requestgen.AuthenticatedAPIClient
+
+	orderID       *string `param:"orderID"`
+	clientOrderID *string `param:"clientOrderID"`
+}
+
+
 func (r *CancelOrderRequest) Do(ctx context.Context) (*CancelOrderResponse, error) {
 	if r.orderID == nil && r.clientOrderID == nil {
 		return nil, errors.New("either orderID or clientOrderID is required for canceling order")
@@ -310,47 +313,14 @@ func (r *CancelOrderRequest) Do(ctx context.Context) (*CancelOrderResponse, erro
 	return apiResponse.Data, nil
 }
 
-//go:generate requestgen -type CancelAllOrderRequest
+//go:generate DeleteRequest -url /api/v1/orders -type CancelAllOrderRequest -responseDataType .CancelOrderResponse
 type CancelAllOrderRequest struct {
-	client *RestClient
+	client requestgen.AuthenticatedAPIClient
 
 	symbol    *string `param:"symbol"`
 	tradeType *string `param:"tradeType"`
 }
 
-func (r *CancelAllOrderRequest) Do(ctx context.Context) (*CancelOrderResponse, error) {
-	params, err := r.GetParametersQuery()
-	if err != nil {
-		return nil, err
-	}
-
-	req, err := r.client.NewAuthenticatedRequest(ctx, "DELETE", "/api/v1/orders", params, nil)
-	if err != nil {
-		return nil, err
-	}
-
-	response, err := r.client.SendRequest(req)
-	if err != nil {
-		return nil, err
-	}
-
-	var apiResponse struct {
-		Code    string               `json:"code"`
-		Message string               `json:"msg"`
-		Data    *CancelOrderResponse `json:"data"`
-	}
-
-	if err := response.DecodeJSON(&apiResponse); err != nil {
-		return nil, err
-	}
-
-	if apiResponse.Data == nil {
-		return nil, errors.New("api error: [" + apiResponse.Code + "] " + apiResponse.Message)
-	}
-
-	return apiResponse.Data, nil
-}
-
 // Request via this endpoint to place 5 orders at the same time.
 // The order type must be a limit order of the same symbol.
 // The interface currently only supports spot trading