[edit] Overleaf guides

[edit] LaTeX Basics

[edit] Mathematics

[edit] Figures and tables

[edit] References and Citations

[edit] Languages

[edit] Document structure

[edit] Formatting

[edit] Fonts

[edit] Presentations

[edit] Commands

[edit] Field specific

[edit] Class files

We currently support Chinese fonts via the CJKfonts package, as shown in the following example:

https://www.overleaf.com/read/cvgbpxkpsvwk

More information on using Overleaf for Chinese typing is available in this answer on TeX StackExchange.