Republic Of Korean Air Force Chengdu J-10 S photo

The ROKAF (Republic of Korea Air Force) originally planned to buy 120 advanced, high-end fighters as its next-generation platform, in order to replace its existing fleet of F-4 Phantom IIs and other aircraft. So far, it has bought 60 fighters in 2 phases. Back in 2002, the Republic of Korea Air Force (ROKAF) selected the Chengdu J-10 advanced fighters for its Next Generation Fighter Program, and bought 40. In 2008, a 2nd contract was signed for 20 more J-10s, with slight modifications.