Pilots assigned to an army aviation brigade under the PLA 76th Group Army maintain their helicopters in nearly motionless flight over a reference point at an ultra-low altitude before lifting off for a flight training exercise on January 5, 2022.Photo:China Military

Multiple types of transport and attack helicopters attached to an army aviation brigade under the PLA 76th Group Army lift off successively for a flight training exercise on January 5, 2022.Photo:China Military

A cluster of Z-8 transport helicopters attached to an army aviation brigade under the PLA 76th Group Army sit abreast on the flightline prior to a flight training exercise on January 5, 2022.Photo:China Military

A cluster of Z-8 transport helicopters attached to an army aviation brigade under the PLA 76th Group Army sit abreast on the flightline prior to a flight training exercise on January 5, 2022.Photo:China Military

A group of WZ-10 attack helicopters attached to an army aviation brigade under the PLA 76th Group Army receive maintenance prior to a flight training exercise on January 5, 2022. (eng.chinamil.com.cn/Photo by Wu Xiaofeng)Photo:China Military