deb http://mirrors.stuhome.net/linuxmint/ nadia main upstream import
# deb http://archive.getdeb.net/ubuntu quantal-getdeb apps
# deb http://archive.getdeb.net/ubuntu quantal-getdeb games
deb http://mirrors.163.com/ubuntu/ quantal main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ quantal-security main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ quantal-updates main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ quantal-proposed main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ quantal-backports main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal-security main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal-updates main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal-proposed main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ quantal-backports main restricted universe multiverse
deb http://archive.canonical.com/ubuntu/ quantal partner
deb http://packages.medibuntu.org/ quantal free non-free