[This Form 6-K consists of: Announcement 1 UNIT 5 OF TUAS POWER IN SINGAPORE RECENTLY PUT INTO OPERATION Company Huaneng Power International, Inc. (the “ To-date, the Company’s total controlled generation capacity has increased to 66,747MW from 66,341 MW, and total equity-based generation capacity has increased to 59,561MW from 59,155 MW. By Order of the Board Huaneng Power International, Inc.]

[This Form 6-K consists of: ISSUE OF SHORT-TERM DEBENTURES As resolved at the 2012 annual general meeting of Huaneng Power International, Inc. (the "Company") held on 19 June 2013, the Company has been given a mandate to issue short-term debentures (in either one or multiple tranches on rolling basis) with a principal amount of up to RMB15 billion (which means]

[This Form 6-K consists of: GUIZHOU PAN COUNTY WIND FARM PROJECTS OBTAINED APPROVALS Huaneng Power International Inc. (the "Company") announced that Guizhou Pan County Jiaoziding Wind Farm Project and Dapanshan Wind Farm Project (each of which is wholly-owned by the Company) had recently obtained the approvals from the Energy Bureau of the Guizhou Province. Jiaoziding Wind Farm Project has a]

[This Form 6-K consists of: Document 1 ’ (Stock Code: 902) (a Sino-foreign joint stock limited company incorporated in the People]

[This Form 6-K consists of: 1. 2. Document 1]