Amphibious armored assault vehicles (AAAVs) attached to an amphibious combined brigade with the PLA 73rd Group Army conduct a salvo of shells at simulated ashore targets after storming the beach-head during the live-fire maritime amphibious assault training on June 13, 2019. (Photo: eng.chinamil.com.cn)

An amphibious armored assault vehicle (AAAV) attached to an amphibious combined brigade with the PLA 73rd Group Army moves forward on the beach during the live-fire maritime amphibious assault training in waters of the East China Sea on June 13, 2019.(Photo: eng.chinamil.com.cn)

An amphibious armored assault vehicle (AAAV) attached to an amphibious combined brigade with the PLA 73rd Group Army heads to shore during the live-fire maritime amphibious assault training in waters of the East China Sea on June 13, 2019. (Photo: eng.chinamil.com.cn)

An amphibious armored assault vehicle (AAAV) attached to an amphibious combined brigade with the PLA 73rd Group Army fires its machine gun at mock sea targets during the live-fire maritime amphibious assault training in waters of the East China Sea on June 13, 2019. (Photo: eng.chinamil.com.cn)

Amphibious armored assault vehicles (AAAVs) attached to an amphibious combined brigade with the PLA 73rd Group Army make their ways to the beach-head during the live-fire maritime amphibious assault training in waters of the East China Sea on June 13, 2019. (Photo:eng.chinamil.com.cn)

An amphibious armored assault vehicle (AAAV) attached to an amphibious combined brigade with the PLA 73rd Group Army crashes through the surf on its way out to the sea during the live-fire maritime amphibious assault training in waters of the East China Sea on June 13, 2019. (Photo:eng.chinamil.com.cn)

An amphibious armored assault vehicle (AAAV) attached to an amphibious combined brigade with the PLA 73rd Group Army crashes through the surf on its way out to the sea during the live-fire maritime amphibious assault training in waters of the East China Sea on June 13, 2019. (Photo:eng.chinamil.com.cn)