FORM 6-K


                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20549


                        Report of Foreign Private Issuer
                      Pursuant to Rule 13a-16 or 15d-16 of
                      the Securities Exchange Act of 1934


                         For the month of October, 2004

       (Indicate by check mark whether the registrant files or will file
             annual reports under cover of Form 20-F or Form 40-F.)
                         Form 20-F __X___    Form 40-F _____

  (Indicate by check mark whether the registrant by furnishing the information
 contained in this form is also thereby furnishing the information to the
                Commission pursuant to Rule 12g3-2(b) under the
                       Securities Exchange Act of 1934.)
                         Yes ____               No X 

 (If "Yes" is marked, indicate below the file number assigned to registrant in
                connection with Rule 12g3-2(b): 82-__________. )
                                      N/A

                       Huaneng Power International, Inc.
                     West Wing, Building C, Tianyin Mansion
                           No. 2C Fuxingmennan Street
                                Xicheng District
                              Beijing, 100031 PRC





This Form 6-K consists of:

         A press release on signing medium-to-long term coal supply agreements
with Yangquan Coal Group and Huating Coal Group by Huaneng Power Interna tional
Inc. ("registrant"), made on October 25, 2004, in English by the registrant.







                                   SIGNATURE


         Pursuant to the requirements of the Securities Exchange Act of 1934,
the registrant has duly caused this report to be signed on its behalf by the
under- signed, thereunto duly authorized.

                                    HUANENG POWER INTERNATIONAL, INC. 
                                                                      
                                    By    /s/ Wang Xiaosong           
                                       -------------------------------
                                    Name:  Wang Xiaosong 
                                    Title: Vice Chairman 


Date: October 25, 2004






                       [GRAPHIC OMITTED][GRAPHIC OMITTED]

To: Business Editor
[For Immediate Release]


                       HUANENG POWER INTERNATIONAL, INC.
             Signs Medium-to-long Term Coal Supply Agreements with
                   Yangquan Coal Group and Huating Coal Group

(Beijing, China, October 25, 2004) Huaneng Power International, Inc. (the
"Company") [NYSE: HNP; HKEx: 902; SSE: 600011] signs medium-to-long term coal
supply agreements with Yangquan Coal Group Limited Liability Company ("Yangquan
Coal Group") and Huating Coal Group Limited Liability Company ("Huating Coal
Group") respectively on October 22, 2004. These were other medium-to-long term
coal supply agreements after the Company had signed medium-to-long term
agreements with Shenhua Group Co. Ltd., China Coal Import & Export Company and
Shanxi Coking Coal Group Co., Ltd. for purchase of thermal coal.

Pursuant to the medium-to-long term agreement signed between the Company and
Yangquan Coal Group, Yangquan Coal Group will supply the Company with
anthracite and lean coal amounting to.2 million tonnes, 4.8 million tonnes,
5.6 million tonnes, 7.0 million tonnes and 8.0 million tonnes, respectively for
each of five years from 2005 to 2009. The Company and Yangquan Coal Group have
determined the basic coal price for 2005, as well as the price increase /
decrease ranges for the years thereafter.

Pursuant to the medium-to-long term agreement signed between the Company and
Huating Coal Group, Huating Coal Group will be providing the Company with
high-quality thermal coal of 6.4 million tonnes each year from 2005 to 2007.
The Company and Huating Coal Group have agreed on the basic contract price and
determined the price increase / decrease ranges for the years thereafter.
Yangquan Coal Group is one of the largest anthracite producers in China with
annual output of 16 million tonnes of high-quality anthracite. The company is
among the first batch of State-affirmed super-large coal enterprises. Huating
Coal Group is a coal producer with rich resources, advanced exploration
techniques and mechanized production process in northwestern China. With an
annual output of high-quality thermal coal of 15 million tonnes, it is a large
modernized enterprise integrating coal production and sale and coal chemicals
production.

Throughout the years, Yangquan Coal Group, Huating Coal Group and the Company
have been maintaining good relations on coal supplies and other areas. In view
of the difficult market situations regarding coal supply, power demand and
transportation, the parties have been working hard on the principles of
integrity and mutual benefits with an aim to resolve the problem of power
supply shortage. The cooperation between the parties provides the thrust for
the operation of medium-to-long term agreementson coal supply and effectively
ensures the stable production and needs of both sides. The signing of the
agreements is consistent with the State's objectives and policies on promoting
market-oriented mechanisms in thermal coal supply.

                                                                      ... /2


Huaneng Power Int'l Inc. Signs Medium-to-long Term Coal Supply Agreements with
Yangquan Coal Group and Huating Coal Group ... P.2


Huaneng Power International, Inc. develops, constructs, operates and manages
large thermal power plants in China nationwide, with a total generation
capacity of 18,832MW on an equity basis. The Company wholly owns sixteen power
plants, and has controlling interests in seven power plants and minority
interests in four power companies. Today, it is one of the largest independent
power producers in China.

                                    ~ End ~



For further information, please contact:

Ms. Meng Jing / Ms. Zhao Lin 
i@ Huaneng Power International, Inc. ii 
Tel: (8610) 6649 1856 / 1866 ii
Fax: (8610) 6649 1860
Email: ir@hpi.com.cn

Ms. Christy Lai / Ms. Edith Lui 
Rikes Communications Limited
Tel:  (852) 2520 2201
Fax: (852) 2520 2241