FD-2000 - First revealed in the 8th Zhuhai Airshow, the export version of HQ-9, providing extra anti-stealth capability by incorporating YLC-20 passive radar sensor as an option.[16] FD-2000 made its name by once securing Turkish surface-to-air missile contract, later cancelled due to political reasons. FD-2000's reaction time from radar contact to missile engagement is around 12–15 seconds. It covers an area of 49000 square kilometres.