Cheng Mei Materials Technology Corporation announced the change of representative of juristic person director. Name of the previous position holder: Wei-Lun Lu. Resume of the previous position holder: Representative of juristic person director of CMMT. Name of the new position holder: Ting-Chen Hsu. Resume of the new position holder: Member of the Board of Sharp Corp. Reason for the change: Ever Fortunes International Investment Co. Ltd. assigned a
new representative of juristic person director. Effective date of the new appointment is April 11, 2022.