fix doc link

README.md

-[中文版](README_cn.md)
-
 # PaddlePaddle Speech to Any toolkit
 
 ![License](https://img.shields.io/badge/license-Apache%202-red.svg)
@@ -11,7 +9,7 @@
 
 ## Features
 
- See [feature list](doc/src/feature_list.md) for more information.
+ See [feature list](docs/src/feature_list.md) for more information.
 
 ## Setup
 
@@ -20,20 +18,20 @@ All tested under:
 * python>=3.7
 * paddlepaddle>=2.2.0rc
 
-Please see [install](doc/src/install.md).
+Please see [install](docs/src/install.md).
 
 ## Getting Started
 
-Please see [Getting Started](doc/src/getting_started.md) and [tiny egs](examples/tiny/s0/README.md).
+Please see [Getting Started](docs/src/getting_started.md) and [tiny egs](examples/tiny/s0/README.md).
 
 
 ## More Information  
 
-* [Data Prepration](doc/src/data_preparation.md)  
-* [Data Augmentation](doc/src/augmentation.md)  
-* [Ngram LM](doc/src/ngram_lm.md)  
-* [Benchmark](doc/src/benchmark.md)  
-* [Relased Model](doc/src/released_model.md)  
+* [Data Prepration](docs/src/data_preparation.md)  
+* [Data Augmentation](docs/src/augmentation.md)  
+* [Ngram LM](docs/src/ngram_lm.md)  
+* [Benchmark](docs/src/benchmark.md)  
+* [Relased Model](docs/src/released_model.md)  
 
 
 ## Questions and Help
@@ -47,4 +45,4 @@ DeepSpeech is provided under the [Apache-2.0 License](./LICENSE).
 
 ## Acknowledgement
 
-We depends on many open source repos. See [References](doc/src/reference.md) for more information.
+We depends on many open source repos. See [References](docs/src/reference.md) for more information.

README_cn.md

-[English](README.md)
-
-# PaddlePaddle Speech to Any toolkit
-
-![License](https://img.shields.io/badge/license-Apache%202-red.svg)
-![python version](https://img.shields.io/badge/python-3.7+-orange.svg)
-![support os](https://img.shields.io/badge/os-linux-yellow.svg)
-
-*DeepSpeech*是一个采用[PaddlePaddle](https://github.com/PaddlePaddle/Paddle)平台的端到端自动语音识别引擎的开源项目，
-我们的愿景是为语音识别在工业应用和学术研究上，提供易于使用、高效、小型化和可扩展的工具，包括训练，推理，以及  部署。
-
-## 特性
-
- 参看 [特性列表](doc/src/feature_list.md)。
-
-
-## 安装
-
-在以下环境测试验证过：  
-
-* Ubuntu 16.04
-* python>=3.7
-* paddlepaddle>=2.2.0rc
-
-参看 [安装](doc/src/install.md)。
-
-## 开始
-
-请查看 [开始](doc/src/getting_started.md) 和 [tiny egs](examples/tiny/s0/README.md)。
-
-## 更多信息
-
-* [数据处理](doc/src/data_preparation.md)  
-* [数据增强](doc/src/augmentation.md)  
-* [语言模型](doc/src/ngram_lm.md)  
-* [Benchmark](doc/src/benchmark.md)  
-* [Relased Model](doc/src/released_model.md)  
-
-## 问题和帮助
-
-欢迎您在[Github讨论](https://github.com/PaddlePaddle/DeepSpeech/discussions)提交问题，[Github问题](https://github.com/PaddlePaddle/models/issues)中反馈bug。也欢迎您为这个项目做出贡献。
-
-## License
-
-DeepSpeech 遵循[Apache-2.0开源协议](./LICENSE)。
-
-## 感谢
-
-开发中参考一些优秀的仓库，详情参见 [References](doc/src/reference.md)。

docs/src/install.md

@@ -4,7 +4,7 @@ To avoid the trouble of environment setup, [running in Docker container](#runnin
 
 ## Prerequisites
 - Python >= 3.7
-- PaddlePaddle 2.0.0 or later (please refer to the [Installation Guide](https://www.paddlepaddle.org.cn/documentation/docs/en/beginners_guide/index_en.html))
+- PaddlePaddle latest version (please refer to the [Installation Guide](https://www.paddlepaddle.org.cn/documentation/docs/en/beginners_guide/index_en.html))
 
 ## Setup (Important)