Huaneng Power International (HKG:0902, SHA:600011) reported 9.58 billion yuan in attributable profit for the six months ended June 30, rising from 7.77 billion yuan in the year-ago period, according to a Hong Kong bourse filing Tuesday.
Shanghai shares of the power company jumped 8% in recent trade Wednesday, while its Hong Kong shares rose 7%.
Diluted earnings per share stood at 0.52 yuan per share, compared with 0.40 yuan a year earlier.
The company generated 112.03 billion yuan in operating revenue, falling from 118.81 billion a year prior.