From 25th - 27th August 2026, the Privy Purse Bureau will collaborate with the Faculty of Medicine of Ramathibodi Hospital, the Faculty of Medicine of Siriraj Hospital, the Southern Regional Hospital of Tropical Dermatology, the Crown Prince Fund student volunteers, Siam Commercial Bank PCL, the SCB Foundation, Siam Cement PCL, the SCG Foundation, Deves Insurance PCL, Thai Beverage PCL, Airports of Thailand PCL, the Royal Bangkok Sports Club, PTT PCL, BJC Big C Group, GMM Grammy PCL, Grand Prix International PCL, Gulf Development PCL, Advanced Info Service PCL, Thai Physicians Association of America (TPAA), and the Mass Rapid Transit Authority of Thailand (MRTA) to organise eye surgery, dental, dermatology and acupuncture units as part of “Happy and Healthy Citizen” Project by the Royal Medical Team – the twelfth round of 2026 at Maharaj Nakhon Si Thammarat Hospital, Nakhon Si Thammarat Province.