Ningbo Keyi Duowei Energy Saving Equipment Co.,LTD is a high-tech enterprise which engages in the design, R&D ,of HVAC energy saving products. For many years, our factory has devoted to developing the energy-saving central air-condition system and doing researching on the intelligent and humanization of Building Automation System. We are a company covering an area of over 5000 square meters and located in Lianghui Industrial Zone, Yuyao city, which is a quite beautiful city. At present, we can manufacture several hundred of energy saving products, which includes central air-condition FCU thermostats, communicating TEMP controller, wifi thermostats, mechanical TEMP switches, motorized valves etc.In addition, through many years of accumulation, we have our own big team who are good at product design as well as casting and mould development. To provide a strong high-qualified products guarantee for our customers, our company has passed ISO9001 Quality Management System and obtained all kinds of official certificates including CE cerficates, National Laboratory Testing Product certificates and a number of product patent certificates.Our company persists in meeting all demands of market and try to satisfy all requirements from different customers. Here, our company and every worker solemnly pledge “Make the best qualified products and provide the great service”. What’s more, we will continuously insist in developing new energy saving products with reliable quality and strive to provide the better products and service!