China Oil and Gas Co., Ltd. ("China Oil" for short) is the largest oil and gas producer and seller in China oil and gas industry, one of the largest sales companies in China and one of the largest oil companies in the world. By the beginning of 20 13, the total assets reached $347.8 billion. Since its establishment, China Petroleum has established and improved a standardized corporate governance structure in accordance with the Company Law, Articles of Association of Overseas Listed Companies and other relevant laws and regulations, normative documents and articles of association. The shareholders' meeting, the board of directors and the board of supervisors of the company can operate independently and effectively in accordance with the articles of association.