The amphibious dock landing ships Changbaishan (Hull 989, R) and Wuzhishan (Hull 987, L) attached to a landing ship flotilla with the navy under the PLA Southern Theater Command steam in formation in waters of the South China Sea during a three-dimensional amphibious landing operation from May 29 to June 3, 2019. (eng.chinamil.com.cn/Photo by Qiao Chenxi)
Source：China Military Online
