China Petroleum and Natural Gas Group Company (China Petroleum Group for short) is a super-large petroleum and petrochemical enterprise group established on the basis of the former China Petroleum and Natural Gas Group Company in July 1998 according to the State Council's institutional reform plan. It is a state-authorized investment institution and a state holding company. It is a comprehensive oil company that integrates upstream and downstream, domestic and foreign trade, production and marketing, operates according to the modern enterprise system, and operates across regions, industries and countries.