China National Nuclear Power Co., Ltd. engages in the investment, development, construction, operation, and management of nuclear power projects in the People's Republic of China. It is involved in the heat production and supply; new energy power generation; and provision of related technical services and consulting business; and sales of electricity. As of December 31, 2024, it operated 25 nuclear power units with an installed capacity of 23.75 million kilowatts; and controls solar and wind power units with an installed capacity of 29.5962 million kilowatts, including 9.5789 million kilowatts of wind power and 20.0173 million kilowatts of solar power.