diff --git a/packages/banner/src/Http/Controllers/BannerController.php b/packages/banner/src/Http/Controllers/BannerController.php
index 9743332..fdf5e0d 100644
--- a/packages/banner/src/Http/Controllers/BannerController.php
+++ b/packages/banner/src/Http/Controllers/BannerController.php
@@ -16,6 +16,8 @@ class BannerController extends AdminController
 {
     protected $translation = 'peidikeji.banner::banner';
 
+    protected $extDefaults = [];//例如：['key1'=>'']
+
     public function json(Request $request)
     {
         $keys = (array) $request->input('keys');
@@ -50,8 +52,8 @@ class BannerController extends AdminController
     {
         return Grid::make(new Banner(), function ($grid) {
             $grid->disableRowSelector();
-            $grid->column('name');
             $grid->column('path')->image(100);
+            $grid->column('name');
             $grid->column('sort');
             $grid->column('is_enable')->if(function(){
                 return !config('admin.permission.enable') || Admin::user()->can('dcat.admin.banners.edit');
@@ -113,11 +115,7 @@ class BannerController extends AdminController
             $form->number('sort')
                  ->min(0)
                  ->help('数值越大, 越靠前');
-            // $form->embeds('ext', function (EmbeddedForm $form) {
-            //     $form->select('type', '类型')->options(Target::options());
-            //     $form->text('value', '地址');
-            //     // $form->switch('auth', '登录认证');
-            // });
+            $form->keyValue('ext')->default($this->extDefaults)->setKeyLabel('键名')->setValueLabel('键值');
             $form->switch('is_enable');
             $form->text('remarks');
         });
diff --git a/packages/banner/src/Models/Banner.php b/packages/banner/src/Models/Banner.php
index 2df79ce..752bd7f 100644
--- a/packages/banner/src/Models/Banner.php
+++ b/packages/banner/src/Models/Banner.php
@@ -13,6 +13,10 @@ class Banner extends Model
 
     protected $fillable = ['ad_id', 'path', 'name', 'sort', 'is_enable', 'ext', 'remarks'];
 
+    protected $casts = [
+        'ext' => 'array'
+    ];
+
     public function ad()
     {
         return $this->belongsTo(BannerAd::class, 'ad_id');