Huaneng Power International, Inc. (SHA:600011, HKG:0902) has announced its power generation of 2011. According to the company's preliminary statistics, as of 31 December 2011, the company's total power generation within China on consolidated basis amounted to 313.554 billion kWh, representing an increase of 22.03% over the same period last year. Total electricity sold amounted to 295.717 billion kWh, representing an increase of 22.3% over the same period last year.