Net profits for China National Nuclear Power, a subsidiary of key state nuclear reactor construction company China National Nuclear Corporation, rose 150 percent year on year in the first six months of 2015.
Its net profits stood at 2.47 billion yuan (392.38 million U.S. dollars) in the first half of the year.
Its business revenues hit 12.89 billion yuan, up 52.53 percent year on year.
It generated 36.67 billion kilowatt hours of electricity in the first half year, up 54.51 percent year on year.
The company was listed in Shanghai on June 10 at the price of 3.39 yuan per share, becoming the first purely nuclear power business to list on the A-share market.
Its share price on the Shanghai stock market lost 4.12 percent, falling to 9.08 yuan, on Monday.