Sumida Iron Works Co., Ltd.

Manufacturing that meets the needs of the next generation with technology and trust.

Manufactures construction machinery parts, machine tool parts, industrial machinery parts, etc. Specializes in small to large sheet metal components (A'ssy) using steel plates with a thickness of 1.0 to 12mm, and is capable of producing a wide variety of small to medium lot sizes. Utilizes equipment such as CO2 welding robots and TIG welding robots to provide high-quality products.