Shou Wei Zhou

China National Offshore Oil Corp. explores oil and gas properties. The firm offers oil and gas exploitation, chemical and fertilizer production and refining, natural gas and power generation, new energies development, financial and logistic services. The company was founded on February 15, 1982 and is headquartered in Beijing, China.

Offshore Oil Engineering (Qingdao) Co., Ltd. provides oil-field services and is ultimately controlled by the Government of China. The company is based in Qingdao, China.

CNOOC International Ltd. is based in Beijing, China and ultimately controlled by the Government of China. CNOOC International Ltd. provides energy services.

CNOOC Southeast Asia Ltd. operates as an investment holding Chinese company. The company is based in Beijing, China. The company is ultimately controlled by the Government of China.

China Energy Conservation & Environmental Protection Group Co., Ltd. engages in the provision of environmental protection and energy conservation services. Its business activities include solid waste and water treatment, petrochemical and plastic product waste resource utilization, soil remediation, and solar and wind power projects. The company was founded on June 22, 1989 and is headquartered in Beijing, China.

CNOOC China Ltd. produces oil and gas in China. It provides prospecting, refinement and processing, and sale of offshore oil and natural gas products. The company also offers offshore petroleum exploration, development, production, and sales. CNOOC China was founded in 1999 and is headquartered in Beijing, China.