1. Assistant Professor, Division of Oral and Maxillofacial Surgery, Department of Dentistry, Kaohsiung Medical University, Taiwan.
2. Vice Director, Kaohsiung Medical University Sleep Center, Taiwan
3. International faculty of AO Craniomaxillofacial Foundation.
4. Visiting Scholar, Sleep Surgery Division, Otolaryngology-Head and Neck Surgery Department, Stanford University, USA.
5. Board of Directors, Taiwan Sleep Medicine Society.
