CIRCUIT INDUSTRIAL CO., LTD. was founded in 1966. We have introduced the advanced electrical power systems as well as mechanical & electrical control related production technology from Europe and America actively. We have made an effort in the research and development of advanced production technology unceasingly. In 1987, we obtained the approval from the Taiwan's Ministry of Economic affairs. In 1997, we became one of the assigned suppliers for Taiwan's Power companies. In 2002, we passed ISO9001 certification. In 2003, our products passed SGS non-toxic test. We always develop high & new production technology. We can provide the highest quality products and the best prices to meet your demands.