Yong Li

China Petrochemical Corp. principally processes petroleum into petroleum products, intermediate petrochemical products, resins, plastics, and synthetic fibres. The company was founded in July 1983 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.

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.

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.

Sinopec International Petroleum Exploration & Production Ltd. explores for petroleum and gas and is ultimately controlled by the Government of China.

Sinopec International Petroleum Exploration and Production Corporation is a company based in Haidian, China. The Chinese company explores for petroleum and gas. The company is ultimately controlled by the Government of China.