HQ-16 medium-range air-defense missile systems attached to an air-defense brigade under the PLA 80th Group Army are erected during a realistic training exercise on March 9, 2020. (eng.chinamil.com.cn/Photo by Sun Lianwei)

Soldiers assigned to an air-defense brigade under the PLA 80th Group Army operate cranes to hoist and load HQ-16 medium-range air-defense missile systems onto missile launching trucks during a realistic training exercise on March 9, 2020. (eng.chinamil.com.cn/Photo by Sun Lianwei)