diff --git a/README.md b/README.md
index 9c6b7ec..1c863ea 100644
--- a/README.md
+++ b/README.md
@@ -94,6 +94,10 @@ _若是第一次运行程序，上述步骤会执行两遍_
 
 [openschoolcn/zfn_api](https://github.com/openschoolcn/zfn_api "openschoolcn/zfn_api")
 
+## 最便宜的VPN
+
+[https://nianbroken.github.io/Great-Firewall/](https://nianbroken.github.io/Great-Firewall/ "https://nianbroken.github.io/Great-Firewall/")
+
 ## 其他
 
 欢迎提交 `Issues` 和 `Pull requests`