After upgrade to qt-3.3.8, seems qt can not select Chinese fonts correctly under latin locales, but it could do in qt-3.3.7. And it's a known bug of QT, for qt's font redenring mechanism, it have some improvement in QT4.
-- QT program doesn't select Chinese font correctly https://launchpad.net/bugs/94282 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs