U&U participated in the American Water Industry Exhibition (WEFTEC 2023), which was held from September 30 (Saturday) to October 6 (Friday) at McCormick Place in Chicago, Illinois, USA. During the event, U&U engaged in activities such as exhibiting and marketing at the Korean Pavilion, laying the foundation for entering the U.S. water market, identifying trends in U.S. water industry technologies, and building a global network in the water sector.