三友 Company Profile

Imaginative technological innovation! Enhancing high-quality trust in the global market!

Sanyu Co., Ltd. is a company engaged in the development of hair springs, LED fluorescent tubes, production equipment, and inspection devices, as well as in environmental projects for buildings. We focus on hair springs used in various fields, LED lighting aimed at contributing to the prevention of global warming, production equipment that ensures quality, the development of inspection devices, and the construction and maintenance of comprehensive management systems that provide a comfortable environment for buildings.