01.use lazybuntu to replace the sources.list,and then upgrade,set hardware driver,reboot.
02.sudo apt-get update
03.sudo apt-get install language-pack-zh language-support-zh libchewing scim-chewing im-switch scim-qtimm
04.run lazybuntu
05.fonts to Font-files (/usr/share/fonts/truetype) ,and then "sudo fc-cache -f -v"
06.type chinese in english system -> system / administration / language support / enable support to enter complex charactor