- Department of Dermatology, senior attending physician
- Assistant professor, Mackay Medical College
- Chair, Department of Dermatology, Mackay Memorial Hospital (2007-2013)
- Chair, Continuing Education Committee, Taiwanese Dermatological Association
- Certification, International Committee of Dermatopathology (2005)
- Editor-in Chief, Dermatologica Sinica (2007-2012)
- Executive committee member (2007-2013) and sponser member, International Society of Dermatopathology
- Non-resident associate, American Society of Dermatopathology
- Foundation fellow, Asian Academy of Dermatology and Venereology
- International fellow, American Academy of Dermatology
- Member, International Society of Dermatology
- Fellowship, Dermatology & Pathology, Indiana University Hospital (2001-2002)
- Board certification, Taiwanese Dermatological Association (1994)
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