Suan Sunandha Rajabhat University Demonstration School, led by Associate Professor Dr. Sumalee Thienthongdee, Director of the Demonstration School, Ms. Thitikarn Thitisophonsak, Deputy Director of Administration, and Ms. Winita Naeprakon, Deputy Director of Planning and Quality Assurance, presented certificates of congratulations to the winners of the costume and board design contests held on the occasion of the recent National Thai Language Day.
