Born in 1953, Mr. Luo received a doctorate degree from the China University of Petroleum. He has over 30 years of experience in the oil industry in China. He joined China National Offshore Oil Corporation (“CNOOC”) in 1982. From 1993 to 1999, Mr. Luo served as the Vice President of CNOOC Nanhai East Corporation, a subsidiary of CNOOC, and concurrently as the Chairman of the CACT (CNOOC-AGIP-Chevron-Texaco) operators group, and the Executive Vice President of CNOOC Nanhai East Corporation. In 1999, he served as the General Manager of Shanghai Branch, CNOOC China Limited. Mr. Luo is a Vice President of CNOOC, a position he has held since 2000. He also serves as the Chairman of the Board of Directors of Zhonghai Trust Co., Ltd. and CNOOC Finance Corporation Limited, both being subsidiaries of CNOOC, and the Director of CNOOC China Limited, a subsidiary of CNOOC Limited (the “Company”). Mr. Luo was appointed as an Executive Director of the Company with effect from 20 December 2000 and was re-designated from Executive Director to Non-executive Director with effect from 1 September 2006.

Born in 1949, Mr. Cao graduated from Tianjin Politics and Law Management College in China majoring in Economic Laws and later studied for an MBA in Capital University of Economics and Business in China. Mr. Cao has over forty years of experience in the petroleum industry since he started work in 1965. He worked for Shengli oilfield and Dagang oilfield before he joined CNOOC in 1982. From 1985 to 1996, Mr. Cao worked as the Manager of Bohai Oil Commercial Company and later as the Manager of Bohai Oil Transportation Company, both being subsidiaries of CNOOC. From 1996 to 2003, he worked as Deputy General Manager and General Manager of CNOOC Bohai Corporation, a subsidiary of CNOOC, successively. From April 2003 to July 2004, Mr. Cao worked as Assistant President of CNOOC. He became Vice President of CNOOC in August 2004. Mr. Cao also serves as the Chairman of the Board of Directors of CNOOC Base Group Limited and the Chairman of the Board of Directors of China Ocean Oilfields Services (Hong Kong) Limited, both being subsidiaries of CNOOC. Mr. Cao was appointed as the Chairman of the Board of Directors of CNOOC Energy Technology & Services Limited with effect from 9 July 2008. Mr. Cao was appointed as an Executive Director of the Company with effect from 31 August 2005 and was re-designated from Executive Director to Non-executive Director with effect from 1 September 2006.

Born in 1952, Mr. Wu is a senior engineer and graduated with a bachelor’s degree from Dalian University of Technology in China, majoring in Offshore Petroleum Engineering and Construction. He later studied for an EMBA in Shanghai Jiao Tong University in China. Mr. Wu joined the petroleum industry in 1971. He joined CNOOC in 1982. From 1993 to 1997, he was Deputy General Manager of CNOOC Nanhai West Corporation, a subsidiary of CNOOC. He became the President of CNOOC Chemical Limited, a subsidiary of CNOOC, in 2000. He was also the Chairman of the Board of Directors of Fudao Fertilizer Limited and CNOOC Chemical Limited, both being subsidiaries of CNOOC, from 2001 to 2003 and from 2003 to 2005 respectively. From 2003 to 2004, Mr. Wu was Assistant President of CNOOC. In August 2004, he became Vice President of CNOOC. As of 2007, Mr. Wu? served as the Chairman of a number of subsidiaries of CNOOC, the Chairman and President of CNOOC Gas and Power Limited and the Vice Chairman of Shanghai Petroleum and Natural Gas Company Limited. Mr. Wu was appointed as an Executive Director of the Company with effect from 31 August 2005 and was re-designated from Executive Director to Non-executive Director with effect from 1 September 2006.