The company is a listed company controlled by CNOOC Group Co., Ltd., and the company is headquartered in Tianjin Binhai New Area. Listed on the Shanghai Stock Exchange in February 2002, it has formed a comprehensive, multi-level, and wide-ranging professional team for general contracting of adaptation projects; it has world-class qualifications and established operating procedures and management standards in line with the international community. The company is the only large-scale engineering general contracting company in China that integrates marine oil and gas development engineering design, procurement, construction and offshore installation, commissioning, maintenance, liquefied natural gas, offshore wind power, refining and chemical engineering. It is also one of the largest and most powerful general contractors for offshore oil and gas projects in the Asia-Pacific region. 2018.05.15 MSCI (Morgan Stanley Capital International) announced the semi-annual review results of a series of MSCI indicators, and also revealed the first batch of final A-share individual stocks to be included in the MSCI Emerging Markets Index on June 1. Following the selection of the first batch of MSCI index candidate stocks last year, CNOOC has now officially been included in the MSCI index system. A total of 234 A-shares were included in the list of A-share constituent stocks included in the MSCI Index for the first time. 2017.06.21A shares were officially included in the MSCI Emerging Markets Index. 222 large-cap stocks were selected, and the company's shares were among the first batch of candidate stocks for the MSCI index. On 2016.08, it won the “Top 100 Competitiveness Awards of Listed Companies in China” and the “Pearl Award for Listed Companies” selected by Tencent Finance. On 2015.11, it was ranked among the “Top 100 Listed Companies Most Respected by Investors”, etc.