On August 1st, 2018, Clinical Professor Wanna Srirojanakul, Former Head of Siriraj Pain Management Clinical Training Center along with Lecturer Dr. Surasawadee Wangnatip welcomed Dr. Caixia Li from China and Dr. Kita Sorboualapha from Lao PDR to undertake a fellowship training on Clinical Pain Management at Siriraj Pain Management Clinical Training Center, Department of Anesthesiology, Faculty of Medicine from August 1st, 2018 – July 31st, 2019.