Harn Engineering Solutions Public Company Limited at the board of directors meeting held on February 25, 2022 acknowledged the resignation of Mr. Wirat Sukchai from Chief Executive Officer and appoint Mr. Thammanoon Tripetchr from Managing Director: Digital Printing System Business to be Chief Executive Officer replacing Mr. Wirat Sukchai and (Acting) Managing Director: Digital Printing System Business, effective from March 1, 2022 onward.