Dongfang Electric Corporation (DEC, 东方电气股份有限公司) is a power-generating equipment manufacturer and international project contractor. It offers hydro, thermal, nuclear, wind, combined-cycle power generating units. In addition, the company produces heavy-duty gas turbine equipment, solar power station equipment, hydrogen energy buses, large-scale environmental protection and water treatment equipment, power electronics, control systems, renewable energy batteries and energy storage systems, intelligent equipment, and other products.