GitLab

* [Docs] Add PR document

* format

* idx modify

* revise according to comments

* add blank line

* grammar

* insert blank line after title

* revise according to comments

* revise according to comments

* typo

* resize image3

* lint

* del print

* fix lint

* del unused
Co-authored-by: zhouzaida <zhouzaida@163.com>

* [Docs] Update readme and docs

* add Chinese introduction

* fix table error

* Remove _build directroy in docs_zh_CN

* Change utils title to Chinese

* Translate documents

* Translate documents

* Use symbolic link to avoid repeated images

* Use symbolic link to avoid repeated images

* fix readme.md

* update copyright

* refactor docs

* rename title to Chinese