Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for the contents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contents of this announcement.

(Stock Code: 603)

VOLUNTARY ANNOUNCEMENT

This announcement is made by China Oil And Gas Group Limited (the "Company") on a voluntary basis.
The board of directors (the "Director(s)") of the Company (the "Board") noted the recent unusual volatility of the price and the trading volume of the shares of the Company. The Board wishes to state that it is not aware of any reasons for such movement.
The Board reiterates that the natural gas business of the Company and its subsidiaries (collectively, the "Group") continues to maintain a good momentum of growth. The Group continues to remain a net cash financial position and has sufficient funds to meet the future capital expenditures and working capital requirements for its existing projects. The Board is confident in the future development of the Group.
The Board would like to advise the shareholders of the Company and the potential investors to exercise caution when dealing in the shares of the Company.
By Order of the Board

China Oil And Gas Group Limited Chan Yuen Ying, Stella Company Secretary

Hong Kong, 27 August 2013

As at the date of this announcement, the Board comprises four executive Directors, namely Mr. Xu Tie-liang (Chairman and Chief Executive Officer), Mr. Zhu Yuan, Ms. Guan Yijun and Mr. Cheung Shing; and three independent non-executive Directors, namely Mr. Li Yunlong, Mr. Shi Xun-zhi and Mr. Wang Guangtian.

* For identification purpose only

distributed by