YOOCHANG HI-TECH has been dedicated for 25 years to manufacture, and trade polyurethane products. It can be customized for technology development and changing environment. Factory automation wheels, elevators and escalators guide wheels It is sold at local and export with a variety of customers. wheels of logistics automation equipment and Incheon Airport sorting system, automatic carrier. Various applications can be applied to semiconductor and LCD automation industries that are applied to AGV and RGV.