The Hongqi 9 is the latest generation of medium to long-range radar homing surface to air missiles.
The HQ-9 may incorporate guidance systems on par with the U.S. Patriot missile system. They can fly at Mach 4.2, they have an operational range of 125 mph.
It's said to be comparable to the S-300P system and the MIM-104 Patriot missile system.
