The amphibious dock landing ship Wuzhishan (Hull 987) attached to a landing ship flotilla with the navy under the PLA Southern Theater Command fires its main gun against ashore targets during the 3-day maritime live-fire training in waters of the South China Sea from December 29 to 31, 2019. (eng.chinamil.com.cn/Photo by Zhang Sutong and Gu Yagen)