- Senior attending physician
- Assistant professor, Mackay Medical College
- Director, International Dermatopathology Fellowship Program
- Board member, Taiwanese Dermatological Association & Taiwan Evidence-Based Medicine Association
- Board certification, Taiwanese Dermatological Association (1994)
- Certification, International Committee of Dermatopathology (2005)
- Editor-in Chief, Dermatologica Sinica (2007-2012)
- Executive committee and sponser member, International Society of Dermatopathology (2007-2013)
- Fellowship, Dermatology & Pathology, Indiana University Hospital (2001-2002)