HNP [HUANENG POWER INTERNATIONAL] 6-K: This Form 6-K consists of: (a Sino-foreign joint
[This Form 6-K consists of: (a Sino-foreign joint stock limited company incorporated in the People's Republic of China) (Stock Code: 902) ANNOUNCEMENT EXPECTED FINAL DIVIDEND PAYMENT DATE Company Announcement Reference is made to the announcement of annual results for 2017 of Huaneng Power Internatio]