The amphibious dock landing ship Wuzhishan (Hull 987) attached to a landing ship flotilla with the navy under the PLA Southern Theater Command receives supplies from the comprehensive supply ship Chaganhu (Hull 967) during an alongside connected underway replenishment in waters of the South China Sea from December 29 to 31, 2019. (eng.chinamil.com.cn/Photo by Zhang Sutong and Gu Yagen)