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(a sino-foreign joint stock limited company incorporated in the People’s Republic of China)

(Stock Code: 00991)OVERSEAS REGULATORY ANNOUNCEMENT ANDANNOUNCEMENT ON RESOLUTIONOF THE BOARD OF DIRECTORS ANDANNOUNCEMENT ON THE REVOCATION OF A PARTICULAR

RESOLUTION OF 2010 ANNUAL GENERAL MEETINGSpecial Notice:

The board of directors (the “Board”) and all directors (the “Directors”) of the Company warrant that there are no false representations and misleading statements contained in, or material omissions from, this announcement, and severally and jointly accept the responsibility for the

truthfulness, accuracy and completeness of the content of this announcement.

The eleventh meeting of the seventh session of the Board (the “Meeting”) of Datang International Power Generation Co., Ltd. (the “Company”) was held by way of written correspondence on Wednesday, 25 May 2011. There were 15 Directors eligible for attending the Meeting and all of them attended the Meeting. The Meeting was held in compliance with the provisions stipulated in the “Company Law of the People’s Republic of China” and the “Articles of Association of Datang International Power Generation Co., Ltd”. The following resolution was approved unanimously at the Meeting:

1. “The Proposal on the Revocation of a Particular Resolution of 2010 Annual GeneralMeeting” was considered and approved

Voting results: 15 voted in favour, 0 voted against and 0 abstained from voting

1

Details are set out as follows:

After the consideration and approval by the seventh and the tenth meetings of the seventh session of the Board, the Company published the “Notice of 2010 Annual General Meeting” on 15 April 2011 and the “Supplemental Notice of 2010 Annual General Meeting” on

18 May 2011, proposing the convening of the 2010 annual general meeting of the Company (the “AGM”) on 3 June 2011 in order to consider and approve the “Profit Distribution Proposal for the Year 2010” and other matters.

The Company received from the China Securities Regulatory Commission a “Reply on the Approval of Non-public Offering of Shares by Datang International Power Generation Co., Ltd.” (CSRC Approval No. [2010]1842) on 16 December 2010, which approved the Company’s non-public offering of no more than 1 billion A shares (the “Non-public Offering of Shares”). In consideration of the development of the Company and the long-term interest of the shareholders, as well as in accordance with regulations including the “Administrative

Measures on the Offering and Underwriting of Securities” (