Board of Directors Resolution

Hong Kong Exchanges and Clearing Limited and The Stock Exchange of Hong Kong Limited take no responsibility for thecontents of this announcement, make no representation as to its accuracy or completeness and expressly disclaim anyliability whatsoever for any loss howsoever arising from or in reliance upon the whole or any part of the contentsof 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) OVERSEAS REGULATORY ANNOUNCEMENT ANNOUNCEMENT ON RESOLUTIONS OF THE BOARD OF DIRECTORS Special Notice: The board of directors (the "Board") and all directors (the "Directors") of the Company warrant that there are nofalse representations and misleading statements contained in, or material omissions from, this announcement, andseverally and jointly accept the responsibility for the truthfulness, accuracy and completeness of the content ofthis announcement. This announcement is made pursuant to Rule 13.10(B) of the Rules Governing the Listing of Securities on The StockExchange of Hong Kong Limited (the "Listing Rules"). The thirty-seventh meeting of the seventh session of the Board (the "Meeting") of Datang International PowerGeneration Co., Ltd. (the "Company") was held by way of written correspondence on Thursday, 6 June 2013. There were15 Directors eligible for voting at the Meeting and all of them voted at the Meeting. The Meeting was held incompliance with the provisions stipulated in the Company Law of the People's Republic of China (the "Company Law")and the articles of association of the Company ("Articles of Association"). The following resolution was consideredand passed at the Meeting: "The Resolution on the Election of the New Session of the Board" was considered and approved. Voting results: 15 voted in favour, 0 voted against and 0 abstained from voting Since the term of office of the seventh session of the Board will expire on 30 June 2013, pursuant to the relevantregulations under the Company Law and the Articles of Association, and according to the recommendation of the Boardand relevant shareholder units, as well as the review by the nomination committee of the Board of the competency andqualifications of the relevant candidates, the Board agreed to the nominations of Chen Jinhang, Hu Shengmu,Cao Jingshan, Fang Qinghai, Zhou Gang, Liu Haixia, Guan Tiangang, Cao Xin, Cai Shuwen and Li Gengsheng as candidatesof non-independent Directors of the eighth session of the Board; the nominations of Dong Heyi, Ye Yansheng,Li Hengyuan, Zhao Jie and Jiang Guohua as candidates of independent Directors of the eighth session of the Board;the submission of the aforementioned matters regarding the election of the new session of the Board to the 2012annual general meeting for consideration and approval. The independent Directors of the Company are of the view that, the procedures of appointments and discharges, as wellas that of nominations of the Directors of the Company are in compliance with the relevant regulations such as theCompany Law and the Articles of Association. The nominees possess relevant professional knowledge and capacitiesregarding policy supervision and coordination, and their qualifications of appointment are in compliance with therelevant laws and regulations such as the Company Law and the Articles of Association. For biographies of the aforementioned candidates of the 15 Directors and independent Directors, please refer to theattachment of the "Supplemental Notice of 2012 Annual General Meeting of Datang International Power GenerationCo., Ltd." to be published by the Company in China Securities Journal, Shanghai Securities News and on the websiteof the Shanghai Stock Exchange (http://www.sse.com.cn) on 7 June 2013. The declarations of the nominators of the independent Directors and the declarations of the candidates of theindependent Directors will be disclosed on the website of the Shanghai Stock Exchange (http://www.sse.com.cn) atthe same time. By Order of the Board Zhou Gang Secretary to the Board Beijing, the PRC, 6 June 2013 As at the date of this announcement, the Directors of the Company are:Liu Shunda, Hu Shengmu, Cao Jingshan, Fang Qinghai, Zhou Gang, Liu Haixia, Guan Tiangang, Mi Dabin, Ye Yonghui,Li Gengsheng, Li Yanmeng*, Zhao Zunlian*, Li Hengyuan*, Zhao Jie*, Jiang Guohua* * Independent non-executive Directors