Multi-type attack and transport helicopters attached to an army aviation brigade under the PLA 76th Group lift off and hover at an extremely low altitude during a flight training exercise on January 26, 2021. (eng.chinamil.com.cn/Photo by Wu Zhen)

Multi-type attack and transport helicopters attached to an army aviation brigade under the PLA 76th Group lift off and hover at an extremely low altitude during a flight training exercise on January 26, 2021. (eng.chinamil.com.cn/Photo by Wu Zhen)