China Huaneng Group

China Huaneng Group is the largest power generation company in China, with generation capacity of about 80 GW, 10% of the national total, and  sales revenue of about  USD $10 billion. It is 100% state-owned.  It employs over 100,000 people.

 In December 2010 it agreed to buy 50% of US-based international power generation company Intergen.

 It owns 51% of Huaneng Power International, a company which is listed on the New York, Shanghai and Hong Kong stock exchanges. Huaneng Power International wholly owns one overseas subsidiary in Singapore, Tuas Power Ltd, with sales of USD $1.6 billion, an installed capacity of 2,670 MW and about 25% of the Singapore market.