Hangzhou Yinda Electric Furnace Co., Ltd. is located in the scenic Qianjiang Economic Development Zone, Hangzhou City, with convenient transportation. Consisting of experts and professors of Zhejiang University who have been engaged in the R&D in the medium frequency, high frequency, super audio frequency, and another field for many years, our company is a manufacturing and service type enterprise which specializes in the design and production of all kinds of complete induction melting and heating equipment. Our company widely cooperates with the scientific research institutions both home and abroad and is devoted to researching and producing the complete equipment in induction heating, forging heating, heating treatment, quenching, soldering and brazing and another hot working field on the premise of taking the induction furnace (10kg-70T) as the leading product. Yinda Furnace developed the domestic advanced series type dual power source variable-frequency power supply (known as one-to-two) after introducing, digesting, and absorbing the foreign advanced technology. The power supply is energy-saving with less harmonic content and high efficiency and has been widely applied in the foundry industry.