On May 4, 2018, at 9.00 am, the government of Khon Kaen Province joined the mobile service unit to provide labor services. The treatment unit is a mental health care unit, creating a smile for people and mobile medical units The Princess Mother’s Medical Volunteer Foundation at Ban Khok Sanga, Moo 6, Tang Kwang, Amphoe Waeng Noi, Khon Kaen by Mr. Suchai Boodsara, Deputy Governor of Khon Kaen, presided over the ceremony.