Friday 31 May 2024 Associate Professor Dr. Sumalee Thianthongdee, Director of Demonstration School Lead the executive team Participate in the merit-making ceremony on the anniversary of Diwangkot Day. Her Majesty Queen Sunandha Kumariratana Her Royal Highness Princess Maha Chakri Sirindhorn at Wat Ratchabophit Sathit Maha Simaram
