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README.md

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-English (US) | [简体中文](README.zh-Hans.md)
+# Easy PSI
 
-# Easy-PSI
+<p align="center">
+<a href="./README.zh-CN.md">简体中文</a>｜<a href="./README.md">English</a>
+</p>
 
-## Development
+Easy PSI is a web platform focused on Private Set Intersection(PSI), which is based on [Kuscia](https://github.com/secretflow/kuscia) and [SecretFlow PSI Library](https://github.com/secretflow/psi).
+
+## Documentation
+
+Currently, we only provide detailed documentations in Chinese.
+
+- [Development](./docs/development/build_easypsi_cn.md)
+- [User Guide](https://www.secretflow.org.cn/zh-CN/docs/easy-psi/)
+
+## Downloads
+
+For Easy PSI v0.2.0beta or before, you could download installation binaries at https://www.secretflow.org.cn/zh-CN/deployment.
+
+For Easy PSI v0.3.0beta or later, you don't need to install Easy PSI. You could use Easy PSI with Docker. Please check https://hub.docker.com/r/secretflow/easy-psi. We also have mirrors at Alibaba Cloud: secretflow-registry.cn-hangzhou.cr.aliyuncs.com/secretflow/easy-psi.
+
+## Development [frontend]
 
 ```bash
 pnpm bootstrap
 pnpm dev
 ```
 
 See [CONTRIBUTING.md](CONTRIBUTING.md) for more info.
+
+
+## Disclaimer
+
+Non-release version of Easy PSI is only for demonstration and should not be used in production environments.
+Although this version of Easy PSI covers the basic abilities, there may be some security issues and functional defects due to insufficient functionality and unfinished items in the project.
+We welcome your active suggestions and look forward to the official release.