Mr. Guo is currently an Independent Non-executive Director of the Group and the Chairman of the Remuneration Committee of the Board. He is also a member of the Audit and Risk Management Committee, Nomination Committee and ESG Committee of the Board. Mr. Guo has over 51 years of experience in operation of oilfield. Mr. Guo was the party committee secretary and deputy general manager of China Petroleum Materials Corporation (中國石油物資公司) from November 2007 to July 2015; the party committee secretary, party committee deputy secretary, secretary for committee of discipline inspection and union president of North China Oilfield Branch Company* (華北油田分公司) from July 1999 to November 2007; the deputy director of North China Petroleum Administration Bureau from November 1997 to July 1999; the party committee secretary, party committee deputy secretary, party committee member, chief of corporate management department and committee member of organisation department of North China Petroleum Administration Bureau Underground Operation Company* (華北石油管理局井下作業(yè)公司) from July 1985 to November 1997; and the worker and committee member, of Dagang oilfield, and North China oilfield from November 1972 to September 1983. Mr. Guo obtained a master’s degree in corporate management in Petroleum University (Beijing)* (石油大學(xué)（北京）) in June 2002.