Airports of Thailand Public Company Limited (AOT) informed that Air Chief Marshal Bhanupong Seyayongka submitted a resignation letter dated 22 November 2021 to vacate the position of Audit Committee Member due to many current task engagements which may affect his ability to fully perform duties in the position of Audit Committee Member, effective from 21 December 2021 onwards. However, AOT will further consider the appointment of an AOT director in replacement of the vacant position of Audit Committee Member.