Army tank crews inside a main battle tank (MBT) fires the main gun to engage mock targets downrange while passing through man-made obstacles during a gunnery training exercise conducted by a brigade under the PLA 72nd Group Army on May 13, 2019. (Photo: eng.chinamil.com.cn)

An infantry fighting vehicle (IFV) attached to a brigade under the PLA 72nd Group Army provides suppressive fire against mock enemies during a gunnery training exercise on May 13, 2019. (Photo: eng.chinamil.com.cn)

Soldiers assigned to a brigade under the PLA 72nd Group Army fire the vehicle-mounted anti-aircraft machine gun during a gunnery training exercise on May 13, 2019. (Photo: eng.chinamil.com.cn)