On October 21, 2021, Associate Professor Dr. Yajai Sitthimongkol, Dean of the Faculty of Nursing Mahidol University, and Mrs. Chamaiporn Charoenkraikamol, Head of Department of Nursing Siriraj Hospital, jointly organized the homage-paying ceremony and laid the pedestal tray for Her Royal Highness Princess Srinagarindra, the Princess Mother, marking her birthday anniversary and National Nurses' Day in 2021. The ceremony was attended by Ms. Nunthaporn Poungkaew, together with faculty members and administrative teams from the Faculty of Nursing Mahidol University and Department of Nursing. Siriraj Hospital. The event took place at Sala Siriraj for 100 years in Siriraj Hospital.