ZSU-57-2 Anti-Aircraft Artillery
The ZSU-57 [ZSU = Zenitnaya Samokhodnaya Ustanovka - Anti-aircraft Self-Propelled Gun] it is distinguished by its pair 57mm cannons mounted to the front of the box type turret.
China did not import the system from the USSR in 1950s, but rather acquired it from Iraq in the early 1980s. To meet Iraq's production order, NORICO attempted to manufacture a copy with the improved chassis of Type 69-II tank produced by IMFMW (Inner Mongoolia First Machinery Work, the only tank manufacturer in China. Several Type-80s were tested by the PLA.
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