Yungtay Engineering Co., Ltd. announced the change of chairperson of the company: Name and resume of the previous position holder: Tso Ming Hsu;Chairperson of Yungtay Engineering Co., Ltd.; Name and resume of the new position holder: Hitachi, Ltd. Representative Makoto Nagashima; Senior General manager at the Elevator&Escalator Business Development Office of Taiwan Hitachi Asia Pacific CO.,Ltd. Effective date of the new appointment on March 26, 2021.