China National Nuclear Power Co., Ltd. invests in, develops, constructs, operates, and manages nuclear power projects in the People's Republic of China. The company is also involved in the investment and development of clean energy projects; investment and management of power transmission and distribution projects; research on nuclear power operation safety technology, and related technical services and consulting business; and sales of electricity. As of March 31, 2021, it operated 23 nuclear power units with an installed capacity of 21.391 million kilowatts. The company also operates new energy with an installed capacity of 5,249,900 kilowatts, including 1,756,900 kilowatts of wind power energy and 3,493,300 kilowatts of photovoltaic energy. The company is headquartered in Beijing, the People's Republic of China. China National Nuclear Power Co., Ltd. is a subsidiary of China National Nuclear Corporation.