On the 23rd -27th of August, an online summer school was held between Shanghai University of Medicine & Health Sciences, Khon Kaen University, Chulalongkorn University, and FHU (Faculty of Radiological Technology). Ten students from FHU, seventeen students from overseas universities participated in the school, and ten FHU graduate students supported the students as a tutor. They took a lecture on radiation dose, Artificial intelligence, Diagnostic imaging, Radiation therapy, and virtual campus/hospital tours. In addition, group work was held, and on the final day, presentations were given by each group to share the results of learning. They said, “I was able to study from multiple perspectives.” “I was happy to interact with overseas students.”