A fighter jet attached to an aviation brigade of the air force under the PLA Northern Theater Command takes off from the runway for a round-the-clock flight training exercise on November 4, 2019. (eng.chinamil.com.cn/Photo by Yang Pan)
A fighter jet attached to an aviation brigade of the air force under the PLA Northern Theater Command takes off from the runway for a round-the-clock flight training exercise on November 4, 2019. (eng.chinamil.com.cn/Photo by Yang Pan)
