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Company Overview

China National Offshore Oil Corporation, the largest offshore oil and gas producer in China, is a state-owned maga company operating directly under the control of the State-owned Assets Supervision and Administration Commission of the State Council of the People’s Republic of China.

Headquartered in Beijing, CNOOC was founded in 1982. After more than 30 years of reform and development, it has become an international energy company with prominent core business, a complete industrial chain and business spreading across 40 countries and regions. The five main business segments of the Company are oil & gas exploration and development, engineering and technical services, refining and marketing, natural gas and power generation and financial services.

On November 1, 2017, CNOOC changed its Chinese registration name while transforming from an enterprise owned by the whole people into Company Limited (wholly state-owned).

In 2017, the Company was ranked 31th in Petroleum Intelligence Weekly (PIW)’s World’s Top 50 Oil Companies. In 2018, the Company was ranked 87th in Fortune Global 500. By the end of 2017, Moody’s and Standard & Poor’s rated the Company with credit ratings of A1 and A+.



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