Toray's activities in this area are not limited to sales of water treatment membrane products. We are also involved in engineering activities, including the sale of membrane products that include process design support for desalination and wastewater recycling systems, and the sale of membrane units and other types of equipment. We also develop and sell the TR Series of unit-type desalination systems with capacities ranging from 300m³ to 1,500m³ per day.