Thachang Green Energy Public Company Limited at the Directors Meeting no. 9/2022, held on 29 December 2022 approved to acknowledge the resignation from the position of Chief Executive Officer of Dr. Sakda Siriphattrasophon effective from 1 January 2023 and resolved to approve the appointment of Mr. Sumate Laksitanonta to be Chief Executive Officer, which will be effective from 1 January 2023.