Advanced Ceramic X Corporation announced change of representative of juristic-person directors. Name of the previous position holder: Kelvin Kiew. Resume of the previous position holder: Director of Advanced Ceramic X Corporation.

Name of the new position holder: Theodore C. Heil. Resume of the new position holder: President of Scientific Components Corporation. Reason for the change: Re-appointment by newly-selected juristic-person - To designate new representative of juristic-person director.

Original term is June 17, 2022 to June 16, 2025. Effective date of the new appointment is April 18, 2023.