diff --git a/README.md b/README.md
index b5e14d1..c7c0099 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,8 @@
 # python3-install
+auto install Python3 and pip3  
+support **CentOS 6+/Debian 8+/Ubuntu 14+**
+
+# Install without compile(recommend)
+```
+
+```