SEIWA HOLDINGS Co., Ltd., through its subsidiaries, manufactures and sells highway signs, and fabricates inspection lanes and steel brackets. It also provides electro-galvanizing and zinc plating services for elevators and industrial machinery, designs and installs steel structures, and sells various industrial machinery. In addition, the company manufactures and sells electric wires and cables, generator and engine covers for ships, vacuum rubber molding machines, molding assist and bio-related equipment, and liquid level gauges and sight glasses. It is also involved in painting metal automotive parts and plating semiconductor manufacturing equipment and machine tool parts. The company was incorporated in 2021 and is headquartered in Nagoya, Japan.