Notice of Board of Directors Meeting

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take noresponsibility for the contents of this announcement, make no representation as to itsaccuracy or completeness and expressly disclaim any liability whatsoever for any loss howsoeverarising from or in reliance upon the whole or any part of the contents of this announcement. DATANG INTERNATIONAL POWER GENERATION CO., LTD. (a sino-foreign joint stock limited company incorporated in the People's Republic of China) (Stock Code: 00991) ANNOUNCEMENT NOTICE OF BOARD OF DIRECTORS MEETING The board of directors (the "Board") of Datang International Power Generation Co., Ltd.(the "Company") hereby announces that a meeting of the Board will be convened on 23 August 2013(Friday) to consider and approve, among others, the unaudited 2013 interim results of the Companyand its subsidiaries for the six months ended 30 June 2013. By Order of the Board Zhou Gang Secretary to the Board Beijing, the PRC, 13 August 2013 As at the date of this announcement, the Directors of the Company are: Chen Jinhang, Hu Shengmu, Cao Jingshan, Fang Qinghai, Zhou Gang, Liu Haixia, Guan Tiangang, Cao Xin,Cai Shuwen, Li Gengsheng, Dong Heyi*, Ye Yansheng*, Li Hengyuan*, Zhao Jie*, Jiang Guohua* * Independent non-executive Directors