Patkol Public Company Limited at its Board of Directors' Meeting held on December 24, 2021, acknowledgment of the retirement of Mr. Sangchai Chotchuangchutchaval as Chief Executive Officer (CEO) at the end of 2021 and approved the appointment of Mr. Panet Chongvatana to the position Chief Executive officer to replace Mr. Sangchai Chotchuangchutchaval retired.