XINHUA PHOTOS OF THE DAY

(231219) -- BEIJING, Dec. 19, 2023 (Xinhua) -- The naming ceremony for the deep-sea drilling ship "Mengxiang" (Dream) is held in Guangzhou, south China's Guangdong Province, Dec. 18, 2023. China's first domestically built deep-sea drilling ship has been officially named "Mengxiang" (Dream). She started her trial voyage on Monday, marking a step forward for the country's exploration of deep-sea resources. (Xinhua/Huang Guobao)