diff --git a/Documents/Resources/资源网站.md b/Documents/Resources/资源网站.md
index fe1c985..f118848 100644
--- a/Documents/Resources/资源网站.md
+++ b/Documents/Resources/资源网站.md
@@ -71,6 +71,9 @@ title: 资源网站
 - [Ultra Librarian PCB 元件查找器](https://www.ultralibrarian.com/)
 - [SnapEDA PCB 元件查找器](https://www.snapeda.com/)
 - [Component Search Engine PCB 元件查找器](https://componentsearchengine.com/)
+- [RS](https://www.rsonline.cn/web/)
+- [易联购](http://elinkbuy.cn/)
+- [联捷电气](http://www.cnelinker.com/index.php)
 - [在线转换文件](https://onlineconvertfree.com/zh/)
 - [RF Tools](https://rf-tools.com)
 - [LC 滤波器设计工具](https://rf-tools.com/lc-filter/)