diff --git a/README.rst b/README.rst
index 54302d6a..0584b219 100755
--- a/README.rst
+++ b/README.rst
@@ -1,5 +1,8 @@
 README
 =========
 
-用户可以在Windows或Linux环境下开发BL_IoT模组软件，Windows开发用户请参考 `Windows <docs/Quickstart_Guide/Windows/Quickstart_Windows_msys.rst>`__ ；Linux开发用户请参考 `Linux <docs/Quickstart_Guide/Linux/Quickstart_Linux_ubuntu.rst>`__ 。
+Bouffalolab bl_iot_sdk. Support BL602 Wi-Fi/BLE Combo Chip.
 
+Check ```docs/html``` for more detail.
+
+Fire an issue, if you have any issue or need any support.