Zhen Chun Sun

China National Petroleum Corp. engages in the production and supply of oil and gas products. Its businesses include petroleum exploration and production, natural gas and pipelines, refining and marketing, oilfield services, engineering construction, petroleum equipment manufacturing and new energy development, as well as capital management, finance, and insurance services. The company was founded on February 9, 1990 and is headquartered in Beijing, China.

Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada.

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.

China Classification Society provides classification services to ships, offshore installations and related industrial products. The firm also provides certification, offshore engineering, product inspection, supervision and testing services. The company was founded in 1956 and is headquartered in Beijing, China.