Two J-10 fighter jets attached to an aviation brigade with the air force under the PLA Southern Theater Command approach a YY-20 tanker for refueling during a flight training exercise in April, 2024. (eng.chinamil.com.cn/ Photo by Zhang Hengping)4月份，南部战区空军航空兵某旅开展空中加油训练，提升飞行员技战术水平。（英文中国军网/张恒平 摄）