Wen Peng

China United Coalbed Methane Corp. Ltd. engages in the sales of coal bed methane. Its business scope includes coalbed methane mining and surface mining; gas mineral exploration; sales of coalbed methane; development and utilization of gas in the range of coalbed methane fields; manufacturing, sales, leasing, technical consultation, and information services related to the above business related to construction and equipment; sales of building materials, steel and cement; and warehousing services. The company was founded on May 13, 1996 and is headquartered in Beijing, China.

CNOOC Investment & Holding Co. Ltd. operates as an investment holding Chinese company and ultimately controlled by the Government of China. Lu Ming An has been the CEO of the company since 2011.

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.

Datun Coal & Electricity (Group) Co., Ltd. engages in the production and trading of coal products. Its business activities include washing and processing of coal, coal mine construction, mine-mouth power generation, aluminum processing, railway transportation, mechanical manufacturing, vocational training, and related engineering and technical services. The company was founded on September 7, 1988 and is headquartered in Xuzhou, China.

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.