SUIDO KIKO KAISHA,LTD. is a Japan-based company mainly engaged in the manufacture, installation and sale of water treatment machines and equipment for water treatment. The Company operates in three business segments. The Water Supply and Sewerage segment is engaged in the manufacture, sale, operation and maintenance of water treatment equipment for water and sewerage facilities and water treatment equipment for sewerage facilities. The Environmental segment is engaged in the manufacture and sale of industrial water facilities, industrial wastewater treatment facilities and wastewater reuse facilities. The Equipment segment is engaged in the manufacture and sale of valves, chemical injection equipment and emergency water purification equipment. The Company is also engaged in real estate business.