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Huaneng Power International, Inc. Announcement on Filing of Form 20-F

Huaneng Power Intl  (HNP) 
US:NYSE Investor Relations: hpi.com.cn/sites/english
PDF BEIJING, April 27, 2020 /PRNewswire/ -- Huaneng Power International, Inc. ("HPI", or the "Company") (NYSE: HNP; HKEx: 902; SSE: 600011) today announced that it filed its [Read more]