Pilots assigned to the Chinese PLA Air Force stand in front of an H-6K bomber on July 20. All aircraft of the PLA Air Force to participate in the "Aviadarts-2018" international competition of the International Army Games 2018 have arrived at the Dyagilevo military airport in Ryazan Oblast, Russia, on July 21, 2018. (eng.chinamil.com.cn/Photo by Yang Pan)