Increase in Holding of H Shares by CDC

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 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)                      

                       OVERSEAS REGULATORY ANNOUNCEMENT                        

                          ANNOUNCEMENT ON INCREASE IN                          
                     HOLDING OF H SHARES OF THE COMPANY BY                     
                           China Datang Corporation                            

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.

This announcement is made pursuant to Rule 13.09(2) of the Rules Governing the
Listing of Securities on The Stock Exchange of Hong Kong Limited (the "Listing
Rules").

On 11 February 2010, Datang International Power Generation Co., Ltd. (the
"Company") received a notice from China Datang Corporation ("CDC"), the
controlling shareholder of the Company, about its increase in the holding of a
portion of H shares of the Company as at the date hereof through China Datang
Overseas Investment Co., Ltd. ("Overseas Investment Co"), a wholly-owned
subsidiary of CDC. The Company announces the details as follows:

I. Details of the current increase of holding of shares

On 11 February 2010, Overseas Investment Co, a wholly-owned subsidiary of CDC,
purchased 124,000,000 H shares of the Company via off-market transactions in
Hong Kong. Prior to the current purchase of shares, CDC held 3,959,241,160 A
shares of the Company and Overseas Investment Co held 234,680,000 H shares of
the Company, the sum of which representing approximately 35.60% of the total
issued share capital of the Company. After the current purchase of shares, CDC
held 3,959,241,160 A shares of the Company and Overseas Investment Co held
358,680,000 H shares of the Company, the sum of which representing
approximately 36.65% of the total issued share capital of the Company.

II. Subsequent purchase plan

CDC intends to continue, through Overseas Investment Co, to purchase H shares
of the Company via on-market or off-market transactions within 12 months from
the date of the current purchase of shares. The proportion of the total number
of shares to be purchased will not exceed 2% of the total issued share capital
of the Company (including the portion of shares under the current purchase).
During the course of the share purchase plan, CDC will make adjustments to its
share purchase plan or discontinue its intended or undergoing purchase at any
time in view of the changes in market situations or operation needs.

CDC and Overseas Investment Co undertake that they will not reduce their
respective shareholdings in the Company during the course of the share purchase
plan and the statutory period.

The Company will continue to pay close attention to the increase in the
controlling shareholder's shareholding of the Company and will issue
announcements in due course in accordance with the requirements of the relevant
rules.

                                                          By Order of the Board
                                                                 Zhou Gang                                   
                                                         Secretary to the Board

Beijing, the PRC,11 February 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