The guided-missile frigate Qinhuangdao (Hull 505) attached to a frigate flotilla with the navy under the PLA Northern Theater Command fires its main gun against mock ashore targets during a maritime training exercise in late October, 2018. (Photos: eng.chinamil.com.cn)

The guided-missile frigate Qinhuangdao (Hull 505) attached to a frigate flotilla with the navy under the PLA Northern Theater Command crashes through waves during a maritime training exercise in late October, 2018.

Sailors aboard the guided-missile frigate Qinhuangdao (Hull 505) lower a rigid-hull inflatable boat in preparation for a visit, board, search and seizure (VBSS) mission during a maritime training exercise in late October, 2018.

The guided-missile frigate Qinhuangdao (Hull 505) attached to a frigate flotilla with the navy under the PLA Northern Theater Command receives food supplies from a comprehensive supply ship during a maritime training exercise in late October, 2018.

Sailors aboard the guided-missile frigate Qinhuangdao (Hull 505) heave the messenger line for replenishment-at-sea with a comprehensive supply ship during a maritime training exercise in late October, 2018.