BEIJING, Nov._12, 2013 /PRNewswire/ --_Huaneng Power International, Inc. ("HPI" or the "Company") (NYSE:_HNP; HKEx: 902; SSE: 600011) today 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