In 1938, the Soviet Kalinin factory developed a 37mm anti-aircraft gun based on the Swedish M34 40mm anti-aircraft gun. It was officially finalized in 1939 and named the "M1939 37mm anti-aircraft gun". It was put into mass production in 1940. By 1945, the total production exceeded 18000 units. This type of gun was the main light air defense weapon of the Soviet Army during World War II
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During the Korean War, the Chinese Volunteer Army had a total of 53 anti-aircraft gun battalions participating in the war, equipped with 85mm anti-aircraft guns, 37mm anti-aircraft guns, and 12.7mm anti-aircraft machine guns.Among them, the M1939 37mm anti-aircraft gun is the main force
The reference model is the movie 'Sacrifice' (Ginggang River)The real story of the movie prototype is the heroic deeds of Zhang Zhenzhi, the commander of the Volunteer Military Corps, who led his soldiers to repair the destroyed load-bearing bridge seven times on the GingGang River during the Battle of Jincheng in 1953, ensuring the supply of frontline troops. This event was a crucial logistical support operation in the last battle of the Korean War, demonstrating the tenacious fighting spirit of the Chinese People's Volunteer Army.

How to operate:
AG2 opens the tripod
Roll: horizontal
Pitch: vertical
Additional engine is equipped, you can freely start and deploy to the position you need without vehicle traction
Activate when AG2 is turned off
Throttle: throttle
Roll: steering