Zhejiang Yangyi electromechanical Co., Ltd., founded in 2007, is a professional manufacturer integrating R & D, manufacturing and sales of vacuum pump, recycling machine and refrigeration tools. It has a professional team engaged in R & D and production of vacuum pump and recycling machine for 20 years. Its products are widely used in refrigeration maintenance, printing machinery, medical machinery, vacuum packaging and gas analysis, Thermoplastic molding and other industries. Its products have been exported to 50 countries and regions around the world. In the process of many years of practical operation, it has gradually grown into an outstanding representative enterprise in the refrigeration tool industry.