The Azerbaijani Air and Air Defence Force has about 600 aircraft and 350 helicopters, and 7,900 personnel. There are Soviet-made MiG-21s, MiG-23s, Su-24s and Su-25s, as well as fourth generation MiG-29s bought from Ukraine in 2006 and Soviet-made Il-76s. Azerbaijan is holding talks with either China or Pakistan to buy JF-17 Thunder aircraft. The MiG-29 has been chosen as the standard aircraft for the Azerbaijani Air and Air Defence Force.