diff --git a/config/define.php b/config/define.php
index ed6f55b..36f29a1 100755
--- a/config/define.php
+++ b/config/define.php
@@ -31,6 +31,7 @@
     define('ADMIN_USER_CLOSE', 2);
 
     define('FREE_LOGIN_STR', '2c131fa45a19a7aa6d9d0123g');
+    define('FREE_DOWNLOAD_STR', '3c151jg5a4dga16a7a6d9n02gf');
     define('WEIXIN_OPEN_APPID','wx68a1060c4ec4722f');
     define('WEIXIN_OPEN_APPSCRET','9f8a1dd8352e1150a40ebf3262429f69');
     define('WEIXIN_OPEN_GET_ACCESS_TOKEN','https://api.weixin.qq.com/sns/oauth2/access_token?appid=%s&secret=%s&code=%s&grant_type=authorization_code');
@@ -40,8 +41,8 @@
     //css/js版本
     define('CSS_JS_VERSION', '1.0.0000007');
 
-    define('ALIYUN_OSS_ACCESS_KEY_ID', 'LTAI5tRBq7yr1vcdvhqNMb7P');
-    define('ALIYUN_OSS_ACCESS_KEY_SECRET', 'E4No4AjlWGrHSULsR8apZkTAC8DMw6');
+    define('ALIYUN_OSS_ACCESS_KEY_ID', 'LTAIjMbHCTksUg3b');
+    define('ALIYUN_OSS_ACCESS_KEY_SECRET', 'jYC7VRwcEssvgqr61Hoz90iHknE6VT');
     define('ALIYUN_OSS_END_POINT', 'oss-cn-hangzhou-internal.aliyuncs.com');  // oss节点  Endpoint以杭州为例，其它Region请按实际情况填写。
     define('ALIYUN_OSS_BUCKET_WEIBO_DATA', 'chinese-medicine-knowledge');
     define('ALIYUN_OSS_PARTS_UPLOAD_SIZE', 5*1024*1024);
diff --git a/control/index.php b/control/index.php
index e8fc1cd..af2c7e4 100755
--- a/control/index.php
+++ b/control/index.php
@@ -26,6 +26,42 @@ class index extends publicBase {
         exit();
     }
 
+    public function down_mp_article() {
+        $aliobj = new mAliyunOSS();
+        $ossUrl = $aliobj->getFileUrl('mp-articles', 'mp_article.zip', 180);
+
+        // 初始化 cURL
+        $ch = curl_init($ossUrl);
+        curl_setopt($ch, CURLOPT_RETURNTRANSFER, false); // 直接输出
+        curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
+        curl_setopt($ch, CURLOPT_HEADER, false);
+
+        // 设置 HTTP Headers，告诉浏览器这是一个下载文件
+        header('Content-Description: File Transfer');
+        header('Content-Type: application/octet-stream');
+        header('Content-Disposition: attachment; filename="公众号文章.zip"');
+        header('Content-Transfer-Encoding: binary');
+        header('Expires: 0');
+        header('Cache-Control: must-revalidate');
+        header('Pragma: public');
+
+        // 打开输出缓冲
+        flush();
+
+        // 执行 cURL 下载并直接输出给客户端
+        curl_exec($ch);
+
+        if (curl_errno($ch)) {
+            http_response_code(500);
+            echo "下载失败: " . curl_error($ch);
+        }
+
+        curl_close($ch);
+
+        echo '<script>window.close();</script>';
+        exit;
+    }
+
     public function user_list() {
         $user_info = $this->get_user_info();
         if (!$user_info['is_super_admin']) $this->show_message(false, '您还有此权限');
diff --git a/index.php b/index.php
index d7bd7b8..08d0bad 100755
--- a/index.php
+++ b/index.php
@@ -89,6 +89,10 @@
                 if($this->control_name !== 'weibo' || $this->control_func == 'home') $this->ajax_json(false, '暂无权限');
             }
 
+            if($_GET['str'] == FREE_DOWNLOAD_STR && $this->control_name == 'index' && $this->control_func == 'down_mp_article'){
+                $needlogin = false;
+            }
+
             if ($needlogin) {
                 if(empty($_SESSION['openid']) && empty($_SESSION['token'])) {
                     header("Location: /login?url=".$_SERVER['REQUEST_URI']);