The PHZ89 (Type 89) 122mm Multi-Barrel Rocket Launcher (MBRL) was accepted into service by the People's Liberation Army in 1990. The PHZ89 MBRL's 40 122mm tubes can fire all of its rockets at a maximum range of 20 to 40km in 20 seconds.
The PHZ89 is mounted on the Type 321 tracked chassis is essentially a modified version of the Chinese Type 85 Armored Personnel Carrier (YW 531H).
The PHZ89 122mm Multiple Rocket Launcher System can be reloaded by its automatic reloading system within 3 minutes. PHZ89 is also equipped with 12.7mm antiaircraft machinegun.
Chinese 122mm rockets are available with ranges of 20 km, 30 km, 40 km and 50 km each of which can be combined with different types of warheads (18-22kg) including Fuel-Air-Explosive (FAE), High-Explosive (HE), High-Explosive Fragmentation (HE-frag) with 3,000 to 5,700 fragments.