Helicopters in low-altitude defense penetration

Helicopters attached to an army aviation brigade under the PLA 71st Group Army conduct ultra-low altitude defense penetration operations in flight training on November 13, 2022. (eng.chinamil.com.cn/Photo by Xiang Xu) 11月13日，第71集团军某陆航旅开展飞行训练。图为直升机展开低空突防。（英文中国军网/英文国防部网 向旭 摄)