SFU is a technology-leading refrigeration & heating system solutions provider. Our products cover a full range of Refrigerant compressor unit, Refrigerant compressor unit, Screw brine unit, Screw alcohol unit, Screw ammonia-pump unit, Barrel-pump unit, Additionally (NH3.Freon.C02), we offer a full series of industrial and commercial heat exchanger products such as Chillers, Evaporators, etc. We also provide specialized industrial heat recovery equipment such as heat pump units, water vapor compressor units, and expansion electric power generation units.