Sanhe has several heating companies.

Five. Sanhe is a county-level city in Langfang City, Hebei Province. Sanhe has five heating companies, namely, sanhe city Baolan Thermal Power, sanhe city Ke Rong Thermal Power, sanhe city Xingyuan Thermal Power, sanhe city Zhihui Thermal Power and sanhe city Xinyuan Heating Co., Ltd., which belong to the electric power and thermal power production and supply industries.