相成電装 Company Profile

From harnesses to tubes, we flexibly accommodate everything from small lots to mass-produced items.

We are a small company based in Matsumoto City, Nagano Prefecture, specializing in small lots, a variety of products, and prototypes, primarily focusing on wire harnesses. We also handle a wide range of products such as Sumi tubes and Sumi cards. Additionally, we conduct visual inspections and jig inspections, so please feel free to contact us.