Paratroopers assigned to an aviation brigade under the PLA 72nd Group Army board a transport helicopter in queue prior to a parachute training exercise on September 19, 2019. (Photo: eng.chinamil.com.cn)

Paratroopers assigned to an aviation brigade under the PLA 72nd Group Army board a transport helicopter in queue prior to a parachute training exercise on September 19, 2019. (Photo: eng.chinamil.com.cn)

Paratroopers assigned to an aviation brigade under the PLA 72nd Group Army jump out of a transport helicopter during a parachute training exercise on September 19, 2019. (Photo: eng.chinamil.com.cn)

Paratroopers assigned to an aviation brigade under the PLA 72nd Group Army jump out of a transport helicopter during a parachute training exercise on September 19, 2019. (Photo: eng.chinamil.com.cn)

Paratroopers assigned to an aviation brigade under the PLA 72nd Group Army descend to the ground with parachutes during a parachute training exercise on September 19, 2019. (Photo: eng.chinamil.com.cn)