doc: add simple readme en

README.md

@@ -6,6 +6,8 @@
 
 ehco is a network relay tool and a typo :)
 
+[see Readme in English here](README_EN.md)
+
 ## 视频安装教程
 
 本隧道和 [django-sspanel](https://github.com/Ehco1996/django-sspanel)深度对接，可以很方便的管理中转节点

README_EN.md

@@ -0,0 +1,23 @@
+# Ehco
+
+ehco is a network relay tool and a typo :)
+
+[![Go Report Card](https://goreportcard.com/badge/github.com/Ehco1996/ehco)](https://goreportcard.com/report/github.com/Ehco1996/ehco)
+[![go.dev reference](https://img.shields.io/badge/go.dev-reference-007d9c?logo=go&logoColor=white&style=flat-square)](https://pkg.go.dev/github.com/Ehco1996/ehco)
+[![Docker Pulls](https://img.shields.io/docker/pulls/ehco1996/ehco)](https://hub.docker.com/r/ehco1996/ehco)
+
+## Quick Start
+
+let's see some examples
+
+> relay all tcp traffic from `0.0.0.0:1234` to `0.0.0.0:5201`
+
+`ehco -l 0.0.0.0:1234 -r 0.0.0.0:5201`
+
+> also relay udp traffic  to `0.0.0.0:5201`
+
+`ehco -l 0.0.0.0:1234 -r 0.0.0.0:5201 -ur 0.0.0.0:5201`
+
+## Advance Usage
+
+TBD, for now, you can see more examples in [ReadmeCN](README.md)