diff --git a/app/api/model/Article.php b/app/api/model/Article.php
index 447bdbe8..58daf544 100644
--- a/app/api/model/Article.php
+++ b/app/api/model/Article.php
@@ -14,6 +14,7 @@ namespace app\api\model;
 
 use cores\exception\BaseException;
 use app\common\model\Article as ArticleModel;
+use app\api\model\article\Category as CategoryModel;
 
 /**
  * 商品评价模型
@@ -97,12 +98,14 @@ class Article extends ArticleModel
 
     public function helpCenter()
     {
-        $list = $this->withoutField(['content'])
-            ->where('status', '=', 1)
-            ->where('is_delete', '=', 0)
-            ->order(['sort' => 'asc', 'create_time' => 'desc'])
-            ->select()->toArray();
-       $data =  static::preload($list, ['image', 'category']);
-       return $data;
+        $cat = CategoryModel::where(['status' => 1])->order('sort desc')->select()->toArray();
+        foreach ($cat as $k => $v) {
+            $cat[$k]['child'] = $this->where('status', '=', 1)
+                ->where('is_delete', '=', 0)
+                ->where('category_id', '=', $v['category_id'])
+                ->order(['sort' => 'asc', 'create_time' => 'desc'])
+                ->select()->toArray();
+        }
+        return $cat;
     }
 }
\ No newline at end of file