diff --git a/README.md b/README.md
index ddefc8e..4df62a0 100644
--- a/README.md
+++ b/README.md
@@ -18,6 +18,21 @@
 - `composer require peidikeji/dcat-admin-order:dev-develop`
 - `php artisan migrate`
 
+## 权限
+
+````php
+$permissions = [
+    'orders' => ['name' => '订单列表', 'curd' => ['index', 'show', 'destroy'], 'children' => [
+        'pay' => '支付订单',
+        'cancel' => '取消订单',
+        'ship' => '发货',
+        'receive' => '收货',
+        'price' => '订单改价',
+    ]],
+];
+
+````
+
 ## 配置
 
 ### dcat-admin-user\src\Models\User.php
diff --git a/database/2022_08_15_083640_create_orders_table.php b/database/2022_08_15_083640_create_orders_table.php
index 6e889f1..892943d 100644
--- a/database/2022_08_15_083640_create_orders_table.php
+++ b/database/2022_08_15_083640_create_orders_table.php
@@ -23,6 +23,8 @@ return new class extends Migration
             $table->decimal('score_discount_amount')->default(0)->comment('使用积分数量');
             $table->decimal('score_discount_ratio')->default(0)->comment('积分抵扣比例');
 
+            $table->decimal('discount_price')->default(0)->comment('改价优惠');
+
             $table->decimal('pay_money', 12, 2)->default(0)->comment('支付金额');
             $table->dateTime('pay_at')->nullable()->comment('支付时间');
             $table->unsignedInteger('pay_way')->nullable()->comment('支付方式');
diff --git a/lang/zh_CN/order.php b/lang/zh_CN/order.php
index 99476d2..ffac47d 100644
--- a/lang/zh_CN/order.php
+++ b/lang/zh_CN/order.php
@@ -40,5 +40,6 @@ return [
         'user_get_profit' => '用户获得积分',
         'scene' => '订单类别',
         'ship_money' => '配送费',
+        'discount_price' => '改价优惠',
     ]
 ];
diff --git a/src/Action/ShowPrice.php b/src/Action/ShowPrice.php
new file mode 100644
index 0000000..c1b24c6
--- /dev/null
+++ b/src/Action/ShowPrice.php
@@ -0,0 +1,39 @@
+<?php
+
+namespace Peidikeji\Order\Action;
+
+use Dcat\Admin\Show\AbstractTool;
+use Dcat\Admin\Widgets\Modal;
+use Peidikeji\Order\Form\PriceForm;
+
+class ShowPrice extends AbstractTool
+{
+    protected $style = 'btn btn-sm btn-danger';
+
+    protected $title = '订单改价';
+
+    public function html()
+    {
+        $model = $this->parent->model();
+
+        $money = $model->total_money - $model->score_discount_money + $model->ship_money;
+
+        return Modal::make()
+            ->lg()
+            ->title($this->title)
+            ->body(PriceForm::make()->payload(['id' => $model->id, 'pay_money' => $model->pay_money, 'origin_money' => $money]))
+            ->button('<button type="button" class="'.$this->style.'">'.$this->title.'</button>');
+    }
+
+    protected function authorize($user): bool
+    {
+        return $user->can('dcat.admin.orders.price');
+    }
+
+    public function allowed()
+    {
+        $model = $this->parent->model();
+
+        return $model->canPay();
+    }
+}
diff --git a/src/Action/ShowShip.php b/src/Action/ShowShip.php
index 35dd7d6..a8fbce7 100644
--- a/src/Action/ShowShip.php
+++ b/src/Action/ShowShip.php
@@ -17,7 +17,7 @@ class ShowShip extends AbstractTool
         $model = $this->parent->model();
         return Modal::make()
             ->xl()
-            ->title($this->title())
+            ->title($this->title)
             ->body(ShipForm::make()->payload(['id' => $model->id, 'ship_way' => $model->ship_way]))
             ->button('<button type="button" class="'.$this->style.'">'.$this->title.'</button>');
     }
diff --git a/src/Form/PriceForm.php b/src/Form/PriceForm.php
new file mode 100644
index 0000000..197e1c8
--- /dev/null
+++ b/src/Form/PriceForm.php
@@ -0,0 +1,57 @@
+<?php
+
+namespace Peidikeji\Order\Form;
+
+use Dcat\Admin\Admin;
+use Dcat\Admin\Contracts\LazyRenderable;
+use Dcat\Admin\Traits\LazyWidget;
+use Dcat\Admin\Widgets\Form;
+use Peidikeji\Order\Models\Order;
+
+class PriceForm extends Form implements LazyRenderable
+{
+    use LazyWidget;
+
+    protected $buttons = ['reset' => false, 'submit' => true];
+
+    public function handle(array $input)
+    {
+        $id = $this->payload['id'];
+        $order = Order::findOrFail($id);
+        $money = $input['money'];
+        $oldMoney = $this->payload['origin_money'];
+        $order->update([
+            'pay_money' => $money,
+            'discount_price' => $oldMoney - $money,
+        ]);
+
+        $admin = Admin::user();
+        $order->options()->create([
+            'user_type' => $admin->getMorphClass(),
+            'user_id' => $admin->id,
+            'description' => '管理员: '.$admin->name.' 订单改价为: ' . $money,
+            'attribute' => [
+                'old_money' => $oldMoney,
+                'money' => $money,
+            ],
+        ]);
+
+        return $this->response()->success('操作成功')->refresh();
+    }
+
+    public function form()
+    {
+        $this->display('origin_money', '原价');
+        $this->display('pay_money', '现价');
+        $this->currency('money', '修改为')->symbol('￥')->required();
+    }
+
+    public function default()
+    {
+        return [
+            'origin_money' => $this->payload['origin_money'],
+            'pay_money' => $this->payload['pay_money'],
+            'money' => $this->payload['pay_money']
+        ];
+    }
+}
diff --git a/src/Http/Admin/OrderController.php b/src/Http/Admin/OrderController.php
index 9287e42..2a3d0fb 100644
--- a/src/Http/Admin/OrderController.php
+++ b/src/Http/Admin/OrderController.php
@@ -19,6 +19,7 @@ use Peidikeji\Order\Action\ShowCancel;
 use Peidikeji\Order\Action\ShowDelete;
 use Peidikeji\Order\Action\ShowPay;
 use Peidikeji\Order\Action\ShowPayQuery;
+use Peidikeji\Order\Action\ShowPrice;
 use Peidikeji\Order\Action\ShowReceive;
 use Peidikeji\Order\Action\ShowRemarks;
 use Peidikeji\Order\Action\ShowShip;
@@ -99,21 +100,22 @@ class OrderController extends AdminController
             $show->row(function (Show\Row $show) {
                 $show->width(6)->field('score_discount_money');
                 $show->width(6)->field('score_discount_amount');
-                // $show->width(6)->field('score_discount_ratio');
             });
             $show->row(function (Show\Row $show) use ($info) {
-                // $show->width(6)->field('pay_status')->as(fn() => $this->pay_status->label())->unescape();
+                $show->width(6)->field('pay_money')->as(function ($value) {
+                    return '<span>'.$value.'</span>' . ($this->discount_price > 0 ? '(<span class="text-danger">-'.$this->discount_price.'</span>)' : '');
+                })->unescape();
                 $show->width(6)->field('pay_way')->as(fn() => $this->pay_way?->label())->unescape();
-                $show->width(6)->field('pay_money');
                 if ($info->pay_status === PayStatus::Success) {
                     $show->width(6)->field('pay_at');
                     $show->width(6)->field('pay_no');
                 }
             });
+
             $show->row(function (Show\Row $show) use ($info) {
                 // $show->width(6)->field('ship_status')->as(fn() => $this->ship_status->label())->unescape();
-                $show->width(6)->field('ship_address')->as(fn($v) => $v ? implode(',', Arr::only($v, ['name', 'phone', 'address'])) : '');
                 $show->width(6)->field('ship_money');
+                $show->width(6)->field('ship_address')->as(fn($v) => $v ? implode(',', Arr::only($v, ['name', 'phone', 'address'])) : '');
                 $show->width(6)->field('ship_way')->as(fn() => $this->ship_way?->label())->unescape();
                 $show->width(6)->field('ship_at');
             });
@@ -127,6 +129,7 @@ class OrderController extends AdminController
                 $tools->append(new ShowShip());
                 $tools->append(new ShowReceive());
                 $tools->append(new ShowDelete());
+                $tools->append(new ShowPrice());
                 $tools->append(new ShowRemarks());
             });
         }));
diff --git a/src/Models/Order.php b/src/Models/Order.php
index db9d2b3..34a089e 100644
--- a/src/Models/Order.php
+++ b/src/Models/Order.php
@@ -24,7 +24,7 @@ class Order extends Model
         'sn', 'total_money', 'user_id',
         'ship_address', 'ship_at', 'ship_money', 'ship_status', 'ship_way', 'receive_at',
         'score_discount_amount', 'score_discount_money', 'score_discount_ratio',
-        'pay_at', 'pay_money', 'pay_no', 'pay_status', 'pay_way',
+        'pay_at', 'pay_money', 'pay_no', 'pay_status', 'pay_way', 'discount_price',
         'auto_close_at', 'extra', 'is_closed', 'refund_status', 'remarks', 'review_at', 'user_remarks'
     ];