Go Iron Works Co., Ltd. engages in the manufacture and sale of construction machinery and industrial equipment. Its operates through the following segments: Crushing Mill, Bridges and Water Treatment Equipment, Environmental Device, Lining Products, Service Revenue, Other Equipment, and Others. The Crushing Mill segment sells grinders and impact crushers to aggregate industries. The Bridges and Water Treatment Equipment segment sells steel structures for bridges, water treatment equipment to government agencies, and waste treatment facilities. The Environmental Equipment segment sells crushers to recycling industries and renewable energy-related products. The Lining Products segment manufactures and sells fluorine resin products for semiconductor industry. The Service Revenue segment includes general real estate operations. The Other Equipment segment manufactures and sells other industrial equipment and offers seismic reinforcement work. The Others segment engages in the trading and brokerage of miscellaneous construction products and services. The company was founded in May 1931 and is headquartered in Fuwa, Japan.