diff --git a/README.md b/README.md
index d868dab0..99fa9119 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
     <img height="256" src='https://Tools.PJ568.eu.org/img/icon.svg' />
 </p>
 
-> 简体中文 | [English](./README_EN.md)
+> 🌏简体中文 | [English](./README_EN.md)
 
 # <img height="30" style="margin: -3px 5px;" src="https://Tools.PJ568.eu.org/img/icon.svg"/>568Tools 在线工具箱
 
@@ -70,4 +70,4 @@
 
 ## 📄许可证
 
-本项目遵循 [Apache License Version 2.0](http://www.apache.org/licenses/LICENSE-2.0) 许可协议。如果想了解完整许可信息，请查阅 `LICENSE` 文件或访问[关于页面](https://Tools.PJ568.eu.org/about/#1).
\ No newline at end of file
+本项目遵循 [Apache License Version 2.0](http://www.apache.org/licenses/LICENSE-2.0) 许可协议。如果想了解完整许可信息，请查阅 `LICENSE` 文件或访问[关于页面](https://Tools.PJ568.eu.org/about/#1)。
\ No newline at end of file
diff --git a/README_EN.md b/README_EN.md
index ed084042..bea5d2bc 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -2,7 +2,7 @@
     <img height="256" src='https://Tools.PJ568.eu.org/img/icon.svg' />
 </p>
 
-> [简体中文](./README.md) | English
+> 🌏[简体中文](./README.md) | English
 
 # <img height="30" style="margin: -3px 5px;" src="https://Tools.PJ568.eu.org/img/icon.svg"/>568Tools Online Toolbox
 
@@ -71,4 +71,4 @@ Every contributions to this project is welcomed.
 
 ## 📄License
 
-Licensed under the terms of [Apache License Version 2.0](http://www.apache.org/licenses/LICENSE-2.0). For full details about the license, check the `LICENSE` file or [About Page](https://Tools.PJ568.eu.org/about/#1).
\ No newline at end of file
+Licensed under the terms of [Apache License Version 2.0](http://www.apache.org/licenses/LICENSE-2.0). For full details about the license, please check the `LICENSE` file or [About Page](https://Tools.PJ568.eu.org/about/#1).
\ No newline at end of file
diff --git a/lib b/lib
index 4419af98..cda05c5d 160000
--- a/lib
+++ b/lib
@@ -1 +1 @@
-Subproject commit 4419af98417d97747ee78010d4ecabe8a1845bca
+Subproject commit cda05c5d3628e8b731e9977f5222ce457464f8e8