diff --git a/README.md b/README.md
index c764a34..aa531fb 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,24 @@
 # go-checksni
-A go application for scanning sni ip
+
+[![Build Status](https://travis-ci.org/johnsonz/go-checksni.svg?branch=master)](https://travis-ci.org/johnsonz/go-checksni) [![GPLv3 License](https://img.shields.io/badge/license-GPLv3-blue.svg)](https://github.com/johnsonz/go-checksni/blob/master/LICENSE)
+============
+
+## 说明
+用于扫描SNI服务器，请将待测试的ip段放到sniip.txt文件，支持以下ip格式：
+
+1. xxx.xxx.xxx.xxx
+2. xxx.xxx.xxx.xxx/xx
+3. xxx.xxx.xxx.xxx-xxx.xxx.xxx.xxx
+4. xxx.xxx.xxx.xxx-xxx.
+5. xxx.-xxx.
+
+## 下载地址
+https://github.com/johnsonz/go-checksni/releases
+
+## 编译
+gox https://github.com/mitchellh/gox
+
+## 配置说明
+`"concurrency":1000` 并发线程数，可根据自己的硬件配置调整
+
+`server_name` 用于测试SNI服务器的域名