．BDS, TMU, 1979.
．MS, Northwestern University, Chicago, USA, 1987.
．Certificate, Clinical Periodontics, School of Dentistry, Northwestern University, Chicago, USA (1985-1987).
．Chairman of Taiwan Academy of Periodontology
．Chairman of Academy of oral Implantology,Taiwan
．Director of Dentistry School,Taipei Medical University
．Chief of Periodontal Department, Taipei Medical University Hospital
．Director of Health Care Insurance committee,Association for Dental Sciences of the Republic of China