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       "Ice heating", cheap, clean and zero emission

       This winter,  Wei County in Hebei Province has become the country's first cityl use of clean and renewable energy in  winter heating. The combination of sewage source heat pump system, surface water source heat pump system and cold water phase change energy heat pump system is adopted to meet the heating demand of five million square meters.

       The "miracle" of Hebei can be copied to the whole country

       The total investment of the Wei County project is 350 million yuan, the heating capacity is 5 million square meters, the construction of the energy station is 7, and the heat supply pipe network is laid 60 kilometers. Among them, the heating area of No. four enenrgy station has reached 1 million 400 thousand square meters, which has become the biggest model of renewable clean energy heating in China.