diff --git a/README_EN.md b/README_EN.md
index c8e6a25..5e95002 100644
--- a/README_EN.md
+++ b/README_EN.md
@@ -86,7 +86,10 @@ QT GUI: https://github.com/esrrhs/pingtunnel-qt
 [![Stargazers over time](https://starchart.cc/esrrhs/pingtunnel.svg)](https://starchart.cc/esrrhs/pingtunnel)
 
 # Other
-Can be used on routers, refer to the use of [yellowsocks](https://github.com/esrrhs/yellowsocks)
+#### Router use
+refer to the use of [yellowsocks](https://github.com/esrrhs/yellowsocks)
+#### Mobile phone use
+It is recommended to use other protocols, such as ss client-> pingtunnel client-> pingtunnel server-> ss server
 
 # Usage
     By forging ping, the tcp/udp/sock5 traffic is forwarded to the destination server through the remote server. Used to break certain operators to block TCP/UDP traffic.