CHANGE OF ANNUAL GENERAL MEETING VENUE

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.

                 DATANG INTERNATIONAL POWER GENERATION CO., LTD.                                                    
   (a sino-foreign joint stock limited company incorporated in the People's    
                      Republic of China)(Stock Code: 991)                      

                    CHANGE OF ANNUAL GENERAL MEETING VENUE                     

Special 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 contents of this announcement.                         

The 2009 Annual General Meeting ("AGM") of Datang International Power
Generation Co., Ltd. (the "Company") was originally scheduled by the Board of
the Company to be held at the function room of 5/F, Intercontinental Hotel, No.
11 Financial Street, Xicheng District, Beijing, the People's Republic of China
(the "PRC"), at 9:00 a.m. on Friday, 11 June 2010 (For details, please refer to
the Notice of the 2009 Annual General Meeting dated 26 April 2010 and the
Supplemental Notice of the 2009 Annual General Meeting dated 25 May 2010
published on the websites of the Hong Kong Stock Exchange (www.hkex.com.hk),
the Shanghai Stock Exchange (www.sse.com.cn) and the Company (www.dtpower.com).

As a result of hotel arrangement, the venue of the AGM is now changed to Summer
Room, 2/F, Westin Beijing Hotel, 9 Financial Street, Xicheng District, Beijing,
PRC. Other matters of the AGM remain unchanged.

                                                          By Order of the Board
                                                                Zhou Gang
                                                         Secretary to the Board

Beijing, the PRC, 2 June 2010

As at the date of this announcement, the directors of the Company are:Zhai
Ruoyu, Hu Shengmu, Cao Jingshan, Fang Qinghai, Zhou Gang, Liu Haixia, Guan
Tiangang, Su Tiegang, Ye Yonghui, Li Gengsheng, Xie Songlin*, Liu Chaoan*, Yu
Changchun*, Xia Qing* and Li Hengyuan*.

* Independent non-executive directors