diff --git a/README.md b/README.md
index 6b085aa5c9..06553386ca 100644
--- a/README.md
+++ b/README.md
@@ -137,3 +137,5 @@ ESP8266 core files are licensed under LGPL.
 [Serial Monitor Arduino IDE plugin](https://github.com/mytrain/arduino-esp8266-serial-plugin) Original discussion [here](https://github.com/esp8266/Arduino/issues/1360), quick download [there](http://mytrain.fr/cms//images/mytrain/private/ESP8266SM.v3.zip).
 
 [FTP Client/Server Library](https://github.com/dplasa/FTPClientServer) 
+
+##测试使用##
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