Photo taken on June 8, 2021 shows a partial view of the Deep Sea No. 1 oil production and storage facility located at Lingshui 17-2 gas field some 150 km off the island province of Hainan. Deep Sea No.1, a 100,000-metric-tonne deep-water semi-submersible oil production and storage facility, will start production in late June, the China National Offshore Oil Corporation (CNOOC) Ltd. announced Tuesday. (Xinhua/Zhang Jiansong)
