- Business
- CNOOC Limited operates as an investment holding company with its core business encompassing the exploration, development, production, and sale of crude oil and natural gas. The company’s activities are categorized into three main segments: Exploration and Production, Trading Business, and Corporate administration. Domestically, its principal offshore oil and natural gas production is concentrated in China’s key maritime regions, including the Bohai Sea, the Western and Eastern South China Sea, and the East China Sea. Internationally, it holds interests in a diverse portfolio of oil and gas assets located across Asia, Africa, North America, South America, Oceania, and Europe, with operations extending to over 20 countries globally. As of December 31, 2024, the company reported net proved reserves totaling approximately 7.27 billion barrels of oil equivalent, marking a significant increase from previous periods. Additionally, CNOOC Limited is involved in the sales and marketing of petroleum and natural gas, and engages in the exploration, development, and production of unconventional resources such as oil sands and shale oil and gas. Incorporated in Hong Kong in 1999, the company is headquartered in Central, Hong Kong, and functions as a major subsidiary of China National Offshore Oil Corporation.