Hangzhou Columbine Electronics Co., Ltd. established in 2002, is a professional high-quality power supply products R & D and production, brand agents, OEM, technical support and after-sales service in one of the high-tech companies to provide clients with comprehensive power solutions. The company's products include: switching power supply; power conversion module; micro power supply module; power filter; signal isolation module to enlarge major categories; products are widely used in machinery and equipment, instrumentation, industrial automation, electronic technology, communications, information technology, lighting engineering, medical devices, automotive and other industries.