- Professor & Chair, Department of Dermatology, National Cheng Kung University
 - Assistant Professor, Dermatology & Pathology, University of Pittsburg
 - Fellowship, Dermatology, New York University
 - Resident, Department of Pathology, University of Pittsburg and University of Maryland
 - Attending, Department of Dermatology, Mackay Memorial Hospital
 - Resident, Department of Dermatology, National Taiwan University