diff --git a/library/think/ORM.php b/library/think/ORM.php
new file mode 100644
index 00000000..eb104905
--- /dev/null
+++ b/library/think/ORM.php
@@ -0,0 +1,28 @@
+<?php
+// +----------------------------------------------------------------------
+// | ThinkPHP [ WE CAN DO IT JUST THINK ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2006~2016 http://thinkphp.cn All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed ( http://www.apache.org/licenses/LICENSE-2.0 )
+// +----------------------------------------------------------------------
+// | Author: liu21st <liu21st@gmail.com>
+// +----------------------------------------------------------------------
+
+namespace think;
+
+class ORM
+{
+    protected static $instance = [];
+    protected static $config   = [];
+
+    public static function __callStatic($method, $params)
+    {
+        $name = basename(get_called_class());
+        if (!isset(self::$instance[$name])) {
+            // 自动实例化模型类
+            self::$instance[$name] = new \think\Model($name, static::$config);
+        }
+        return call_user_func_array([self::$instance[$name], $method], $params);
+    }
+}