Vessels attached to a far-sea joint training flotilla with the navy under the PLA Southern Theater Command steam in formation during a recent maritime air-defense and anti-missile drill in waters of the Pacific Ocean. The flotilla comprised of the guided-missile destroyer Hefei (Hull 174), the guided-missile frigate Yuncheng (Hull 571), the amphibious dock landing ship Changbaishan (Hull 989) and the comprehensive supply ship Honghu (Hull 963). (eng.chinamil.com.cn/Photo by Zhou Qiqing)
Source:China Military Online