At the end of the 1950s, Chinese Mainland's airspace was frequently invaded by the enemy. The Central Committee decided to purchase Sam-2 surface to air missiles from the Soviet Union and set up an air force surface to air missile force, starting a new era of fighting against the enemy. A group of excellent officers and soldiers from all directions were ordered to be transferred to this unit with the code name "543"
At the end of the 1950s, Chinese Mainland's airspace was frequently invaded by the enemy. The Central Committee decided to purchase Sam-2 surface to air missiles from the Soviet Union and set up an air force surface to air missile force, starting a new era of fighting against the enemy. A group of excellent officers and soldiers from all directions were ordered to be transferred to this unit with the code name "543"