HNP [HUANENG POWER INTERNATIONAL] 6-K: This Form 6-K consists of: The board of
[This Form 6-K consists of: The board of directors of Huaneng Power International, Inc. (the “Company”) issued an announcement in Chinese on April 26, 2013 regarding payment of the interest accrued on its corporate bonds (the “Interest Payment Announcement”). For more information of the Interest Payment Announcement, please refer to the Chinese announcement dated April 26, 2013 filed by the]