Li Guo Zhao

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.

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.

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

Brightoil Petroleum (Holdings) Ltd. engages in the exploration and development of oil and gas fields. It operates through the following business segments: International Trading and Bunkering Operation, Marine Transportation Operation, Upstream Crude Oil Business, Upstream Natural Gas Business, and Direct Investments. The International Trading and Bunkering Operation segment involves in the international supply of petroleum products and provision of marine bunkering. The Marine Transportation Operation segment offers marine transportation services of fuel oil or crude oil internationally. The Upstream Crude Oil Business segment includes crude oil development, production, and sales operation. The Upstream Natural Gas Business segment comprises of natural gas development, production, and sales operation. The Direct Investments segment provides investment in listed and unlisted equity and debt securities. The company was founded in 1992 and is headquartered in Hong Kong.