diff --git a/README.md b/README.md
index de5ad770..8a760f07 100644
--- a/README.md
+++ b/README.md
@@ -1,13 +1,9 @@
-## 大本营
+## Intro
 
-微信公号:`__n9e__`（夜莺监控）
-知识星球：夜莺开源社区
-
-钉钉交流群：
+Nightingale, Prometheus enterprise edition
 
 
-
-# todo
+## TODO
 
 - [x] deploy nightingale in docker
 - [x] export /metrics endpoint
@@ -16,3 +12,12 @@
 - [ ] notify.py support voice
 
 
+## 大本营
+
+- 微信公号:`__n9e__`（夜莺监控）
+- 知识星球：夜莺开源社区
+
+钉钉交流群：
+
+![](doc/img/dingtalk.png)
+
diff --git a/doc/img/dingtalk.png b/doc/img/dingtalk.png
new file mode 100644
index 00000000..26a10fee
Binary files /dev/null and b/doc/img/dingtalk.png differ