diff --git a/app/Endpoint/Api/Http/Controllers/Order/OrderController.php b/app/Endpoint/Api/Http/Controllers/Order/OrderController.php
index db9c1681..fae9b3d0 100644
--- a/app/Endpoint/Api/Http/Controllers/Order/OrderController.php
+++ b/app/Endpoint/Api/Http/Controllers/Order/OrderController.php
@@ -6,6 +6,7 @@ use App\Endpoint\Api\Http\Controllers\Controller;
 use App\Endpoint\Api\Http\Resources\OrderResource;
 use App\Endpoint\Api\Http\Resources\OrderResourceCollection;
 use App\Exceptions\BizException;
+use App\Helpers\Order as OrderHelper;
 use App\Helpers\Paginator as PaginatorHelper;
 use App\Models\Order;
 use App\Services\OrderService;
@@ -72,7 +73,7 @@ class OrderController extends Controller
         $user = $request->user();
 
         try {
-            $order =  DB::transaction(function () use ($isQuick, $user, $request) {
+            $order = DB::transaction(function () use ($isQuick, $user, $request) {
                 $orderService = new OrderService();
 
                 if ($isQuick) {
@@ -94,7 +95,7 @@ class OrderController extends Controller
                     $request->input('note'),
                 );
             }, 3);
-        } catch (BizException | ModelNotFoundException $e) {
+        } catch (ModelNotFoundException | BizException $e) {
             throw $e;
         } catch (Throwable $e) {
             report($e);
@@ -155,6 +156,7 @@ class OrderController extends Controller
 
                 if ($order->isWaitShipping()) {
                     $order->refundTasks()->create([
+                        'sn' => OrderHelper::serialNumber(),
                         'amount' => $order->total_amount,
                     ]);
                 }
@@ -163,12 +165,12 @@ class OrderController extends Controller
                     'status' => Order::STATUS_CANCELLED,
                 ]);
             });
-        } catch (BizException $e) {
+        } catch (ModelNotFoundException | BizException $e) {
             throw $e;
         } catch (Throwable $e) {
             report($e);
 
-            throw new BizException('订单支付失败，请重试');
+            throw new BizException('取消失败，请重试');
         }
 
         return response()->noContent();
@@ -195,7 +197,7 @@ class OrderController extends Controller
 
                 return (new OrderService())->pay($order, $input['pay_way']);
             });
-        } catch (BizException $e) {
+        } catch (ModelNotFoundException | BizException $e) {
             throw $e;
         } catch (Throwable $e) {
             report($e);
diff --git a/app/Helpers/Order.php b/app/Helpers/Order.php
index d8c07d32..f2ced01d 100644
--- a/app/Helpers/Order.php
+++ b/app/Helpers/Order.php
@@ -2,8 +2,6 @@
 
 namespace App\Helpers;
 
-use Illuminate\Support\Str;
-
 class Order
 {
     /**
@@ -13,8 +11,6 @@ class Order
      */
     public static function serialNumber(): string
     {
-        $rand = strtoupper(Str::random(6));
-
-        return date('YmdHis').$rand;
+        return date('YmdHis').sprintf('%06d', mt_rand(1, 999999));
     }
 }