CNOOC, Ltd. 'CNOOC", together with its subsidiaries, (the "Group") is the largest producer of offshore crude oil and natural gas in China, and one of the largest independent oil and gas exploration and production companies in the world. The Group mainly engages in exploration, development, production, and sale of crude oil and natural gas.
The Group's core operation areas are Bohai, the Western South China Sea, the Eastern South China Sea, and the East China Sea in offshore China. The Group has oil and gas assets in Asia, Africa, North America, South America, Oceania, and Europe.