A female sailor uses headphone to receive orders aboard the guided-missile frigate Xuchang (Hull 536) as the ship steams in waters of the South China Sea during a 5-day maritime training exercise from March 9 to 13, 2020. She is assigned to a naval destroyer flotilla under the PLA Southern Theater Command. (eng.chinamil.com.cn/Photo by Chen Yubin)
Source:China Military Online