latex-cjk-chinese binary package in Ubuntu Focal amd64

 CJK is a macro package for LaTeX. This package gives you the possibility
 to include Chinese (traditional and simplified) text in your (La)TeX documents.
 .
 Install hbf-jfs56 if you want to use bitmap fonts in simplified Chinese.
 Install hbf-cns40-b5 if you want bitmap fonts in traditional Chinese.
 Install hbf-cns40-[1-7] if you want CEF bitmap fonts. This is only needed
 if you need extremely rare and exotic Chinese characters.
 .
 Have a look at latex-cjk-common for a more detailed description.

Source package