Dean & Professor, School of Dentistry, National Taiwan University (2006~present)
Director, Department of Dentistry, National Taiwan University Hospital (2006~present)
Adjunct Professor, Institute of Polymer Sciences, National Taiwan University (2004~present)
Editor-in-chief, Journal of Dental Sciences (SCI) (1998~2006 , 2012~ present)
Editorial Board, Journal of Endodontics (SCI) (2000~present)
Editorial Board, ISRN Dentistry (2010~present)
Editorial Board, World Journal of Stomatology (2011~present)
Councilor, International Association of Dental Research (2006~present)
Chairman & Professor Department of Endodontics, School of Dentistry, National Taiwan University (2000-2006)
Secretary of Medical Affairs, National Taiwan University Hospital (2000-2005)
President, Academy of Endodontology, Republic of China.(1997-2001)
Honor and Awards:
Honored Fellowship International College of Dentists (FICD), 1997
Best Paper of the Year, Year Book of Dentistry, 1999
10th Ching-Shin Medical Award, 1999
Outstanding Achievement of Medical Teaching, NTUH, 2000
Silver Award in Dental Education, 2005
Best Paper Award: Development of a mesoporous biomaterial for treatment of dentin hypersensitivity. International Association for Dental Research SEA 21st Annual Scientific Meeting, 2007, Bail Indonesia .
The Second Paper Award: In vivo evaluation of chitosan/γPGA hydrogel dressing in post-extraction sockets. International Association for Dental Research SEA 22st Annual Scientific Meeting, 2008.Manila, Philippines.
Journal Cover Paper: (2007). Effects of EDTA on the Hydration Mechanism ofMineral Trioxide Aggregate. Journal of Dental Research 86(6): 534-538. (SCI)
Outstanding Research Award in NTUH, 2008
Best Paper Award: Evaluation of DBAS Effects on Composite Polymerization Shrinkage with μCT.2009 CED-IADR, 1ST place.( Germany , 2009).
Outstanding Achievement of Medicine, Wang Ming-Ning Memorial Foundation, 2009
Outstanding Research Award, Formosan Medical Association, 2009
Best Paper Award: Development of Mesoporous Calcium Silicate Biomaterial for Treating Dentin Hypersensitivity. International Association for Dental Research SEA 24st Annual Scientific Meeting 2010.
Outstanding Research Award, National Science Council, 2010.
Y. Z. Hsu Scientific Chair Professor Award, 2010.
Gold Award in Dental Education, 2012
Distinguished International Leadership Award, 2012, Minnesota University