It is the largest cogeneration and central heating enterprise in Dalian, which was established on January 6, 2000 with the approval of Dalian Municipal People's Government on the basis of the former Dalian thermal power group company, Dalian Chunhai Thermal Power Co., Ltd. and Dalian Xianghai Thermal Power Co., Ltd.
Their main business scope includes cogeneration, central heating, heating engineering design, supervision, installation and maintenance, and the purchase and sale of industrial production materials. At present, it is responsible for nearly 320 industrial and commercial heat users and more than 9 million square meters of ordinary heating users in the Central District of Dalian. The total heating area is more than 17 million square meters, accounting for about one third of the construction area of central heating in Dalian city.