u

app/Http/Controllers/api/BaseController.php

@@ -17,7 +17,7 @@ class BaseController extends Controller
 
     public function __construct()
     {
-        $lang = request()->input('lang', 'zh-CN');
+        $lang = request()->input('lang', 'vi');
         App::setLocale($lang);
         $this->lang = $lang;
     }