Photo taken on July 11, 2022 shows the launching ceremony of China Maritime Week in Dalian, northeast China’s Liaoning Province. July 11 marks the Maritime Day of China. (Xinhua/Pan Yulong)

Pupils visit the patrol ship “Haixun 0301” during a Maritime Day theme activity in Dalian, northeast China’s Liaoning Province, July 11, 2022. July 11 marks the Maritime Day of China. (Xinhua/Pan Yulong)

Pupils learn about maritime knowledge at the exam center of the maritime safety administration of Liaoning during a Maritime Day theme activity in Dalian, northeast China’s Liaoning Province, July 11, 2022. July 11 marks the Maritime Day of China. (Xinhua/Pan Yulong)

Pupils visit the patrol ship “Haixun 0301” during a Maritime Day theme activity in Dalian, northeast China’s Liaoning Province, July 11, 2022. July 11 marks the Maritime Day of China. (Xinhua/Pan Yulong)

Pupils learn about maritime knowledge at the exam center of the maritime safety administration of Liaoning during a Maritime Day theme activity in Dalian, northeast China’s Liaoning Province, July 11, 2022. July 11 marks the Maritime Day of China. (Xinhua/Pan Yulong)

Source: Xinhua