China on Wednesday announced the trial operation of a marine environment forecast and support system which focuses on areas along the "maritime silk road."
Haiyan, a Chinese underwater glider, has set a new endurance record after working for 141 days and sailing 3,619.6 km in the South China Sea, said the developer.
Chinese research ship Haiyang Dizhi-9, or Ocean Geology No 9, returned to port in Qingdao, East China's Shandong province, on Friday.
Chinese military monitored a US warship that entered Chinese territorial waters without permission and warned it to leave on Monday, a spokesman said on Friday.
Construction of a new base to support China's archaeological studies in the South China Sea began in Qionghai, Hainan province, on Tuesday.
Chinese President Xi Jinping on Wednesday concluded a seven-day Asia-Pacific trip with reaffirmed Chinese commitment to open and inclusive cooperation, common development as well as a friendly neighborhood.
Visiting President Xi Jinping has called on legislative bodies from China and the Philippines to further exchange experience in state governance and push forward multilevel, multiform cooperation for the development of the two nations' bilateral ties.