On July 14, 2025, the Master of Science Program in Orthodontics (International Program), Faculty of Dentistry, Mahidol University (DTMU), underwent a Preliminary Assessment as part of the MU AUN-QA quality assurance process. In this regard, Associate Professor Dr. Peerapong Santiwong, Head of the Department of Orthodontics, extended a warm welcome to Lecturer Dr. Pawitra Liamruk, Deputy Dean for Organizational Development and Special Affairs, Faculty of Information and Communication Technology, Mahidol University, who served as the program assessor. The curriculum administrative committee and related personnel attended the session to provide information and clarification during the assessment, held at Lecture Room B9, 7^th Floor, 50^th Anniversary of H.R.H. Princess Maha Chakri Sirindhorn Building, Faculty of Dentistry, Mahidol University. The event was organized by the Postgraduate Educational Administration Division.