HNP [HUANENG POWER INTERNATIONAL] 6-K: (Original Filing)
[This Form 6-K consists of: 2 ISSUE OF SHORT-TERM NOTES As resolved at the 2011 annual general meeting of Huaneng Power International, Inc. (the "Company") held on 12 June 2012, the Company has been given a mandate to issue within the PRC short-term notes of a principal amount not exceeding RMB15 billion (in either one or multiple tranches) within 12]