Ok Error is likely due to network error or issues with windows update services .
Open command prompt and run below commands first
sfc /scannow
DISM /Online /Cleanup-Image /RestoreHealth
After that open settings - time and language - language - click on add a language - select chinese and install it
If still it is not getting installed means please refer below link for more detailed instructions to solve the issue .
https://woshub.com/cannot-install-language-pack...
Note: This is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.