diff --git a/apps/jingrow/jingrow/api/local_app_installer.py b/apps/jingrow/jingrow/api/local_app_installer.py
index a654d6f..f47b16a 100644
--- a/apps/jingrow/jingrow/api/local_app_installer.py
+++ b/apps/jingrow/jingrow/api/local_app_installer.py
@@ -644,11 +644,9 @@ async def get_app_meta():
 @router.post("/jingrow/install-extension")
 async def install_extension_package_api(request: Request, file: UploadFile = File(...)):
     """安装扩展包到数据库"""
-    temp_file_path = None
     try:
         log_info(f"开始处理上传的扩展包: {file.filename}")
         
-        # 验证文件类型
         if not file.filename:
             raise HTTPException(status_code=400, detail="文件名不能为空")
             
@@ -656,87 +654,57 @@ async def install_extension_package_api(request: Request, file: UploadFile = Fil
         if not filename_lower.endswith(('.tar.gz', '.tgz', '.gz')):
             raise HTTPException(status_code=400, detail=f"只支持TAR.GZ格式的扩展包，当前文件: {filename_lower}")
         
-        # 保存上传文件到临时目录
-        temp_file = tempfile.NamedTemporaryFile(delete=False, suffix='.tar.gz')
-        temp_file_path = temp_file.name
-        try:
-            content = await file.read()
-            if not content:
-                raise HTTPException(status_code=400, detail="文件内容为空")
-            
-            temp_file.write(content)
-            temp_file.close()
-            
-            log_info(f"文件已保存到临时位置: {temp_file_path}, 大小: {len(content)} 字节")
-            
-            # 保存文件到 jingrow-bench/sites/test001/public/files/
-            target_dir = Path('/home/jingrow/jingrow-bench/sites/test001/public/files')
-            target_dir.mkdir(parents=True, exist_ok=True)
-            target_path = target_dir / file.filename
-            
-            # 复制文件
-            shutil.copy2(temp_file_path, target_path)
-            
-            # 修复文件权限和所有者
-            import pwd
-            try:
-                jingrow_user = pwd.getpwnam('jingrow')
-                os.chown(target_path, jingrow_user.pw_uid, jingrow_user.pw_gid)
-                os.chmod(target_path, 0o644)
-                log_info(f"文件权限已修复: owner=jingrow, permissions=644")
-            except Exception as perm_error:
-                log_error(f"修复文件权限失败: {perm_error}")
-            
-            log_info(f"文件已保存到: {target_path}")
-            
-            # 调用 install_package API 安装
-            from jingrow.utils.jingrow_api import get_jingrow_api_headers
-            import requests
-            
-            api_url = f"{Config.jingrow_server_url}/api/action/jingrow.ai.utils.jlocal.install_package"
-            headers = get_jingrow_api_headers()
-            
-            file_url = f"/files/{file.filename}"
-            response = requests.post(
-                api_url,
-                json={'package_file_url': file_url},
-                headers=headers,
-                timeout=60
-            )
-            
-            if response.status_code == 200:
-                result_data = response.json()
-                if result_data.get('message', {}).get('success'):
-                    log_info(f"扩展包安装成功: {result_data['message'].get('package_name')}")
-                    return {
-                        'success': True,
-                        'package_name': result_data['message']['package_name'],
-                        'file_url': file_url,
-                        'file_count': result_data['message'].get('file_count', 0)
-                    }
-                else:
-                    error_msg = result_data.get('message', {}).get('error', '未知错误')
-                    log_error(f"安装失败: {error_msg}")
-                    raise HTTPException(status_code=400, detail=error_msg)
+        content = await file.read()
+        if not content:
+            raise HTTPException(status_code=400, detail="文件内容为空")
+        
+        log_info(f"读取文件完成，大小: {len(content)} 字节")
+        
+        # 使用标准文件上传接口
+        from jingrow.utils.jingrow_api import upload_file_to_jingrow, get_jingrow_api_headers
+        import requests
+        
+        upload_result = upload_file_to_jingrow(content, file.filename)
+        
+        if not upload_result.get('success'):
+            raise HTTPException(status_code=400, detail=upload_result.get('error', '文件上传失败'))
+        
+        file_url = upload_result['file_url']
+        log_info(f"文件上传成功: {file_url}")
+        
+        # 调用 install_package API 安装
+        api_url = f"{Config.jingrow_server_url}/api/action/jingrow.ai.utils.jlocal.install_package"
+        headers = get_jingrow_api_headers()
+        
+        response = requests.post(
+            api_url,
+            json={'package_file_url': file_url},
+            headers=headers,
+            timeout=60
+        )
+        
+        if response.status_code == 200:
+            result_data = response.json()
+            if result_data.get('message', {}).get('success'):
+                log_info(f"扩展包安装成功: {result_data['message'].get('package_name')}")
+                return {
+                    'success': True,
+                    'package_name': result_data['message']['package_name'],
+                    'file_url': file_url,
+                    'file_count': result_data['message'].get('file_count', 0)
+                }
             else:
-                log_error(f"API调用失败: HTTP {response.status_code}")
-                raise HTTPException(status_code=500, detail=f'安装API调用失败: HTTP {response.status_code}')
-                
-        finally:
-            # 清理临时文件
-            if temp_file_path:
-                try:
-                    os.unlink(temp_file_path)
-                    log_info(f"临时文件已删除: {temp_file_path}")
-                except Exception as cleanup_error:
-                    log_error(f"清理临时文件失败: {cleanup_error}")
+                error_msg = result_data.get('message', {}).get('error', '未知错误')
+                log_error(f"安装失败: {error_msg}")
+                raise HTTPException(status_code=400, detail=error_msg)
+        else:
+            log_error(f"API调用失败: HTTP {response.status_code}")
+            raise HTTPException(status_code=500, detail=f'安装API调用失败: HTTP {response.status_code}')
                 
     except HTTPException:
         raise
     except Exception as e:
-        import traceback
-        error_detail = traceback.format_exc()
-        log_error(f"安装扩展包失败: {str(e)}\n{error_detail}")
+        log_error(f"安装扩展包失败: {str(e)}")
         raise HTTPException(status_code=500, detail=f"安装扩展包失败: {str(e)}")