Qualitech Public Company Limited at its Board of Directors' Meeting held on November 3, 2023 approved to appoint Directors in replacement of the vacant positions as follow: Dr. Pradit Arayakarnkul to be the Director in replacement of Mr. Nick Thanapoomikul and Mr. Lersak Kancvalskul to be the Director in replacement of Mr. Pitak Pruitthisarikorn. The effective is November 3, 2023 onwards and will hold positions for the remaining term of the resigned director and to appoint the Member of the Audit Committee and Independent Director as follow: Dr. Pradit Arayakarnkul to be the Member of the Audit Committee and Independent Director. Mr. Lersak Kancvalskul to be the Member of the Audit Committee and Independent Director.

The effective is November 3, 2023 onwards. The Audit committee is consisted of: Chairman of the Audit committee, Mr. Tatchapong Thamputthipong for remaining term in office 2 years; member of the Audit Committee, Colonel Assoc. Prof. Dr. Chanyapat Wiphatthanananthakul for remaining term in office 2 years; member of the Audit Committee, Dr. Pradit Arayakarnkul for remaining term in office 3 years and member of the Audit Committee, Mr. Lersak Kancvalskul for remaining term in office 3 years.

Secretary of the Audit Committee is Miss Wimol Saephung.