You can download font files from this website for example. After that you open them (with Font Viewer or your equivalent program) and click install. Simple as that!
If you'd like to view all characters at once and browse through them I recommend you to try out GNOME Character Map, if you haven't already.
This package seems to have a complete Chinese font:
I see that it installs it to:
Sometimes, the system DejaVuSans font is used as a fallback:
As part of an earlier attempt, I also installed a bunch of fonts with:
and I see that
fonts-arphic-ukai
added/usr/share/fonts/truetype/arphic/ukai.ttc
, which seems to have a very complete set of Chinese characters.You can download font files from this website for example. After that you open them (with Font Viewer or your equivalent program) and click install. Simple as that!
If you'd like to view all characters at once and browse through them I recommend you to try out GNOME Character Map, if you haven't already.