According to the inquiry, Niangziguan Power Plant, located in Pingding County, Shanxi Province, is a large state-owned enterprise owned by State Power Investment Group Co., Ltd., which is one of the five largest power generation groups in China and a comprehensive energy group company with electricity as its core and integrated development. The group plays an important role in the energy field, with several power plants and power projects nationwide. Niangziguan Power Plant is not only a power plant, but also involves heating, comprehensive utilization, energy conservation and environmental protection and ecological construction. As an important energy base and large heat source in North China, Niangziguan Power Plant not only meets the power demand, but also provides local heating services, and is committed to implementing energy-saving and environmental protection measures to promote sustainable development.