Maruichi Steel Tube Ltd., together with its subsidiaries, manufactures and sells steel tubes, surface treated steel sheets, and poles in Japan, North America, and Asia. The company offers steel tubes for various applications, such as scaffolding, structural columns, automotive parts, greenhouse flaming, gas/water pipes, electrical conduits, tapered poles and other fabricated products, and surface treatment; and corrosion resistant steel sheets. It also provides steel structures comprising lighting poles, traffic light poles, lighting towers, traffic sign poles, and ETC gantries under the Maruichi Pole brand name. The company was incorporated in 1947 and is headquartered in Osaka, Japan.