diff --git a/composer.json b/composer.json
index 1afa2cb..770723b 100644
--- a/composer.json
+++ b/composer.json
@@ -26,10 +26,11 @@
     "ext-json": "*",
     "ext-simplexml": "*",
     "ext-zip": "*",
+    "ext-openssl": "*",
+    "ext-bcmath": "*",
+    "ext-iconv": "*",
     "topthink/framework": "^6.0.0",
     "topthink/think-orm": "^2.0",
-    "liguangchun/ip": "^1.1",
-    "ext-bcmath": "*",
     "aliyuncs/oss-sdk-php": "^2.3",
     "obs/esdk-obs-php": "^3.19",
     "baidubce/bce-sdk-php": "^0.8.22",
diff --git a/src/common.php b/src/common.php
index 6f785d0..e232650 100644
--- a/src/common.php
+++ b/src/common.php
@@ -14,8 +14,8 @@
 // | Packagist 地址 ：https://packagist.org/packages/liguangchun/think-library
 // +----------------------------------------------------------------------
 
-use DtApp\Ip\IpException;
-use DtApp\Ip\QqWry;
+use DtApp\ThinkLibrary\exception\IpException;
+use DtApp\ThinkLibrary\service\ip\QqWryService;
 
 if (!function_exists('get_ip_info')) {
 
@@ -36,8 +36,7 @@ if (!function_exists('get_ip_info')) {
                 $ip = $_SERVER['REMOTE_ADDR'];
             }
         }
-        $qqwry = new QqWry();
-        return $qqwry->getLocation($ip);
+        return QqWryService::instance()->getLocation($ip);
     }
 }
 
diff --git a/src/exception/IpException.php b/src/exception/IpException.php
new file mode 100644
index 0000000..49510fc
--- /dev/null
+++ b/src/exception/IpException.php
@@ -0,0 +1,32 @@
+<?php
+
+// +----------------------------------------------------------------------
+// | ThinkLibrary 6.0 for ThinkPhP 6.0
+// +----------------------------------------------------------------------
+// | 版权所有 2017~2020 [ https://www.dtapp.net ]
+// +----------------------------------------------------------------------
+// | 官方网站: https://gitee.com/liguangchun/ThinkLibrary
+// +----------------------------------------------------------------------
+// | 开源协议 ( https://mit-license.org )
+// +----------------------------------------------------------------------
+// | gitee 仓库地址 ：https://gitee.com/liguangchun/ThinkLibrary
+// | github 仓库地址 ：https://github.com/GC0202/ThinkLibrary
+// | Packagist 地址 ：https://packagist.org/packages/liguangchun/think-library
+// +----------------------------------------------------------------------
+
+namespace DtApp\ThinkLibrary\exception;
+
+use Exception;
+
+/**
+ * IP错误处理
+ * Class IpException
+ * @package DtApp\ThinkLibrary\exception
+ */
+class IpException extends Exception
+{
+    public function errorMessage()
+    {
+        return $this->getMessage();
+    }
+}
diff --git a/src/facade/Arrays.php b/src/facade/Arrays.php
new file mode 100644
index 0000000..19109fd
--- /dev/null
+++ b/src/facade/Arrays.php
@@ -0,0 +1,44 @@
+<?php
+
+// +----------------------------------------------------------------------
+// | ThinkLibrary 6.0 for ThinkPhP 6.0
+// +----------------------------------------------------------------------
+// | 版权所有 2017~2020 [ https://www.dtapp.net ]
+// +----------------------------------------------------------------------
+// | 官方网站: https://gitee.com/liguangchun/ThinkLibrary
+// +----------------------------------------------------------------------
+// | 开源协议 ( https://mit-license.org )
+// +----------------------------------------------------------------------
+// | gitee 仓库地址 ：https://gitee.com/liguangchun/ThinkLibrary
+// | github 仓库地址 ：https://github.com/GC0202/ThinkLibrary
+// | Packagist 地址 ：https://packagist.org/packages/liguangchun/think-library
+// +----------------------------------------------------------------------
+
+namespace DtApp\ThinkLibrary\facade;
+
+use DtApp\ThinkLibrary\helper\Arrays as helper;
+use think\Facade;
+
+/**
+ * 数组门面
+ * Class Arrays
+ * @see \DtApp\ThinkLibrary\helper\Arrays
+ * @package DtApp\ThinkLibrary\facade
+ * @package think\facade
+ * @mixin helper
+ *
+ * @method helper rand(int $num) mixed 数组随机返回一个下标
+ * @method helper randValue(int $num) mixed 数组随机返回一个值
+ */
+class Arrays extends Facade
+{
+    /**
+     * 获取当前Facade对应类名（或者已经绑定的容器对象标识）
+     * @access protected
+     * @return string
+     */
+    protected static function getFacadeClass()
+    {
+        return helper::class;
+    }
+}
diff --git a/src/helper/Arrays.php b/src/helper/Arrays.php
new file mode 100644
index 0000000..0499cb0
--- /dev/null
+++ b/src/helper/Arrays.php
@@ -0,0 +1,46 @@
+<?php
+
+// +----------------------------------------------------------------------
+// | ThinkLibrary 6.0 for ThinkPhP 6.0
+// +----------------------------------------------------------------------
+// | 版权所有 2017~2020 [ https://www.dtapp.net ]
+// +----------------------------------------------------------------------
+// | 官方网站: https://gitee.com/liguangchun/ThinkLibrary
+// +----------------------------------------------------------------------
+// | 开源协议 ( https://mit-license.org )
+// +----------------------------------------------------------------------
+// | gitee 仓库地址 ：https://gitee.com/liguangchun/ThinkLibrary
+// | github 仓库地址 ：https://github.com/GC0202/ThinkLibrary
+// | Packagist 地址 ：https://packagist.org/packages/liguangchun/think-library
+// +----------------------------------------------------------------------
+
+namespace DtApp\ThinkLibrary\helper;
+
+/**
+ * 数组管理类
+ * Class Arrays
+ * @package DtApp\ThinkLibrary\helper
+ */
+class Arrays
+{
+    /**
+     * 数组随机返回一个下标
+     * @param $arr
+     * @return mixed
+     */
+    public function rand($arr)
+    {
+        return array_rand($arr);
+    }
+
+    /**
+     * 数组随机返回一个值
+     * @param $arr
+     * @return mixed
+     */
+    public function randValue($arr)
+    {
+        return $arr[array_rand($arr)];
+    }
+
+}
diff --git a/src/service/crypt/AesService.php b/src/service/crypt/AesService.php
new file mode 100644
index 0000000..1fbf212
--- /dev/null
+++ b/src/service/crypt/AesService.php
@@ -0,0 +1,58 @@
+<?php
+
+// +----------------------------------------------------------------------
+// | ThinkLibrary 6.0 for ThinkPhP 6.0
+// +----------------------------------------------------------------------
+// | 版权所有 2017~2020 [ https://www.dtapp.net ]
+// +----------------------------------------------------------------------
+// | 官方网站: https://gitee.com/liguangchun/ThinkLibrary
+// +----------------------------------------------------------------------
+// | 开源协议 ( https://mit-license.org )
+// +----------------------------------------------------------------------
+// | gitee 仓库地址 ：https://gitee.com/liguangchun/ThinkLibrary
+// | github 仓库地址 ：https://github.com/GC0202/ThinkLibrary
+// | Packagist 地址 ：https://packagist.org/packages/liguangchun/think-library
+// +----------------------------------------------------------------------
+
+namespace DtApp\ThinkLibrary\service\crypt;
+
+use DtApp\ThinkLibrary\Service;
+
+class AesService extends Service
+{
+    private $key;
+    private $iv;
+
+    public function key($str)
+    {
+        $this->key = $str;
+        return $this;
+    }
+
+    public function iv($str)
+    {
+        $this->iv = $str;
+        return $this;
+    }
+
+    /**
+     * 加密
+     * @param $data
+     * @return string
+     */
+    public function encrypt($data)
+    {
+        if (!empty(is_array($data))) $data = json_encode($data);
+        return urlencode(base64_encode(openssl_encrypt($data, 'AES-128-CBC', $this->key, 1, $this->iv)));
+    }
+
+    /**
+     * 解密
+     * @param $data
+     * @return false|string
+     */
+    public function decrypt($data)
+    {
+        return openssl_decrypt(base64_decode(urldecode($data)), "AES-128-CBC", $this->key, true, $this->iv);
+    }
+}