[This Form 6-K consists of: ANNOUNCEMENT ON INCREASE OF SHAREHOLDING IN THE COMPANY BY THE CONTROLLING SHAREHOLDER “ the Company ” “ Huaneng International ” This announcement is made by Huaneng Power International, Inc. ( “]

[This Form 6-K consists of: (a Sino-foreign joint stock company incorporated in the People's Republic of China) (Stock Code: (902) RESOLUTIONS PASSED AT 2014 ANNUAL GENERAL MEETING CHANGE OF DIRECTORS 2014 FINAL DIVIDEND This announcement sets out the resolutions passed at the AGM convened on 25 June 2015. THE CONVENING OF AND ATTENDANCE AT THE AGM AGM Meeting Company Reference]

[This Form 6-K consists of: 2. An announcement regarding progress of project; ISSUE OF SUPER SHORT-TERM DEBENTURES Listin g]

[This Form 6-K consists of: ISSUE OF SUPER SHORT-TERM DEBENTURES Listing Rules Company]

[This Form 6-K consists of: 2014 FINAL DIVIDEND Company 2014 Final Dividend The purpose of this announcement is for Huaneng Power International, Inc. (the “ The implementation of the profit appropriation plan for 2014 of the Company (including the declaration of the 2014 Final Dividend) is subject to consideration and approval at the 2014 annual general meeting which is scheduled]

[This Form 6-K consists of: ISSUE OF SUPER SHORT-TERM DEBENTURES Listing Rules Company As resolved at the 2012 annual general meeting of Huaneng Power International, Inc. (the “]