Qualitech Public Company Limited informed that Miss Chonticha Chitraporn has resigned from the position of Independent Director and Chairman of the Audit Committee due to other missions, unable to perform duties fully. The resignation is effective from May 16, 2023 onwards. The company shall conduct the nomination process and appointment of qualified Independent Director and Chairman of the Audit Committee as a replacement of such vacant positions in due course and will notify the Stock Exchange of Thailand accordingly.