Shanghai is the source of energy saving equipment Co. Ltd. (it is Shanghai sales service center) design, renovation, installation, customer service service, and to cooperate with SIEMENS, WIL0, Grundfos, South, CHINT, Amico, ambitious, jiekelong and other famous brands, to provide a comprehensive heat pump hot water engineering related products, to create the first brand of heat pump hot water engineering zero fault, zero maintenance quality.