Datang International Power Generation Co., Ltd. is one of the largest independent power producers in China and the first Chinese power company listed in Hong Kong, London and Shanghai simultaneously. Its American Depositary Receipts are traded in the U.S. over-the-counter market. The company is principally engaged in the construction and operation of power plants, the sale of electricity and thermal power, the repair, testing and maintenance of power generating facilities and power-related technology services.

Currently, the company manages over 100 wholly-owned and holding power generation companies or other project companies, which are located across 18 provinces (including municipalities and autonomous regions) in China. As of December 31, 2016, the company managed an installed capacity of approximately 44,338 MW.

China Datang, one of the five biggest coal-fired generators, may merge with China General Nuclear Power Corp., the largest nuclear power operator, and Shenhua Group Corp., the country‘s biggest coal miner, as well as a major rail operator and power producer. The combined company would have 241 gigawatts of capacity and 2.09 trillion yuan in assets.

On February 25, 2017, generating units of Phase five construction of the Inner Mongolia Datang International Tuoketuo Power Generation Plant successfully passed the 168-hour trial operation, and now, the two 660,000 kW power generation units in Tuoketuo Power Plant Phase five expansion construction have commenced production making this plant the largest thermal power plant in the world. The No. 2 generating unit of the Fuzhou Power Generation Co.commenced production on April 27, 2016, becoming the first production project for the million generating unitduring the ―13th Five-Year Plan‖ of the company.
As of December 31, 2016, the installed capacity of generating units managed by the company amounted to approximately 44,338.015 MW, among which coal-fired power accounted for 32,940 MW or approximately 74.29 percent.

Renewable power generation installed capacity was 1579 MW in total, among which, photovoltaic power accounted for 750 MW, hydropower accounted for 210 MW and wind power accounted for 619 MW.

During the year, the company continuously improved on energy conservation and emission reduction. The total coal consumption of the company for power supply was 300.68g/kWh, representing a year-on-year decrease of 5.05g/kWh. Electricity consumption rate of power plants was 3.55 percent, representing a year-on-year decrease of 0.35 percent. The total operation rate of desulfurization facilities and the total overall desulfurization efficiency rate amounted to 100.00 percent and 97.91 percent, respectively.The total operation rate of denitrification facilities and the total overall denitrification efficiency rate amounted to 99.54 percent and 85.60 percent, respectively. The performance of sulfur dioxide, nitrogen oxides, smoke ash and wastewater were 0.12g/kWh, 0.16g/kWh, 0.030g/kWh and 0.027 kg/kWh.

During the year, the company completed ultra-low emission projects at 28 units.