The company specializes in producing ring type power transformer series, switch power charger series, special transformer series, etc. It established the Technical R&D Center at Zhongguancun of Beijing in 2000 to research and develop digital STB, IP/TV STB and so on. After several years' development and innovation, the company has been in leading position of the trade and the products were ranked as high-tech product of Ningbo. With full varieties and complete specification, it products are widely used in civil electrical appliance, aviation, communication, medicine, IT, etc.