09:32     HUANENG POWER<00902> - Announcement (2)                             

    Company and its shareholders as a whole.                                  
                                                                              
    As the relevant percentage ratios of these transactions calculated        
    in accordance with the Hong Kong Listing Rules are all less than          
    2.5%, the transactions contemplated by the Coal Purchase Agreement        
    are only subject to the reporting and announcement requirements set       
    out in Rules 14A.45 to 14A.47 of the Hong Kong Listing Rules and are      
    exempted from independent shareholders' approval requirement. The         
    Company will also comply with the requirements under Rules 14A.37 to      
    14A.41 of the Hong Kong Listing Rules in respect of annual review of      
    continuing connected transactions in relation to the Coal Purchase        
    Agreement. If the actual aggregate value of the transactions under        
    the Coal Purchase Agreement during the year ending 31st December 2005     
    exceeds the Cap, the Company will further comply with the                 
    requirements under Rule 14A.36 of the Hong Kong Listing Rules.            
                                                                              
    Definitions                                                               
                                                                              
    `Company'                      Huaneng Power International,               
                                   Inc.;                                      
    `Coal Purchase Agreement'      the coal purchase memorandum               
                                   agreement entered into                     
                                   between the Company and                    
                                   Huaneng International Trading              
                                   on 13th April 2005;                        
    `Directors'                    the directors of the Company;              
    `Hong Kong Listing Rules'      the Rules Governing the                    
                                   Listing of Securities on the               
                                   Hong Kong Stock Exchange;                  
    `HIPDC'                        Huaneng International Power                
                                   Development Corporation;                   
    `Huaneng Group'                China Huaneng Group;                       
    `Huaneng International         Huaneng International                      
    Trading'                       Economic Trading Company;                  
    `PRC'                          the People's Republic of                   
                                   China;                                     
    `RMB'                          Renminbi, the lawful currency              
                                   of the PRC; and                            
    `Stock Exchange'               The Stock Exchange of Hong Kong Limited.   
                                                                              
                                                                              
    By Order of the Board                                                     
    Huaneng Power International, Inc.                                         
    Huang Long                                                                
    Company Secretary                                                         
                                                                              
    As at the date of this announcement, the Board comprises:                 
                                                                              
    Li Xiaopeng (Non-executive director)                                      
     Wang Xiaosong                                                            
    (Non-executive director)                                                  
    Huang Yongda (Executive director)                                         
    Ye Daji (Non-executive director)                                          
    Huang Jinkai (Non-executive director)                                     
    Liu Jinlong (Non-executive director)                                      
    Shan Qunying (Non-executive director)                                     
    Yang Shengming (Non-executive director)                                   
    Xu Zujian (Non-executive director)                                        
    Liu Shuyuan (Non-executive director)                                      
    Gao Zongze (Independent non-executive director)                           
    Zheng Jianchao (Independent non-executive director)                       
    Qian Zhongwei (Independent non-executive director)                        
    Xia Donglin (Independent non-executive director)                          
    Liu Jipeng (Independent non-executive director)                           
                                                                              
    Beijing, the PRC                                                          
                                                                              
    14th April 2005