diff --git a/科学上网/SSH-Tunnel.md b/科学上网/SSH-Tunnel.md
index 8c2e056..b8f043f 100644
--- a/科学上网/SSH-Tunnel.md
+++ b/科学上网/SSH-Tunnel.md
@@ -1,3 +1,8 @@
+使用教程
+
+https://loremwalker.github.io/fq-book/#/proxy/SSH-Tunnel
+
+网站
 
 * https://skyssh.com
 * https://sshdropbear.net/
@@ -17,7 +22,6 @@
 * https://sshkit.com/
 
 
-
 附工具下载
 
 * https://www.bitvise.com/ssh-client-download