The company reposes on Guangzhou overseas Chinese venture park in Guangzhou development district. She specializes in researching, producing, saling surface treament power supply with the advanced technology. The JY series direct current resistance welding inverter has been researched and developed successfully with the advanced invert technology and micro-electric control technology. It is a precise resistance welding power supply. It has a lot of advantages, precise controlling, excellent technics adaptability, economizing resource, high efficency,simple and convenient operation. The company owns excellent research and development team. The returnee studied in Germany takes the lead of the team. All members have master degree, two is doctor. It has powerful abilites in development and design. The new products will be come into market continously, including microarc oxidation power supply, electroplate power supply, arc welding power supply, Ar arc spot welding power supply. All these are high performance. The company is managed according to modern enterprise management system strictly and concerns specialy product quality and service quality. All components are high-class company products, such as Siemens, TI, Microchip. High quality component, advanced technology and modern management ensure products steady and credible performance. The products are used abroadly including eletric connection, auto, battery, medication and illumination etc.