Li-Yuan Bai, M.D., Ph.D., is the director of Division of Hematology and Oncology, and the deputy director of Clinical Trial Center at China Medical University Hospital, Taichung, Taiwan. The interest fields of professor Bai include cancer of gastrointestinal tract, pancreas, biliary tract, gastrointestinal stromal tumor, and neuroendocrine tumor. He has participated many international clinical trials in relevant fields and is the leading principle investigator in three PI-initiated, multicenter clinical trials. Prof. Bai is also active in first-in-human and early phase clinical trials, with the engagement of 34 first-in-human or phase I trials between 2014 to 2022.