An instructor assigned to an aviation brigade of the air force under the PLA Southern Theater Command helps pilots to go through pre-flight procedures prior to flight training on April 4, 2018. (Photo/eng.chinamil.com.cn)
RIGHT BG
An instructor assigned to an aviation brigade of the air force under the PLA Southern Theater Command helps pilots to go through pre-flight procedures prior to flight training on April 4, 2018. (Photo/eng.chinamil.com.cn)
