• Plastic Surgeon
• Official Member, the Korean Society of Plastic and Reconstructive Surgeons
• Official Member, the Korean Society for Aesthetic Plastic Surgery
• Official Member, Ophthalmic Plastic Surgery Research
• Official Member, Rhinoplasty Research
• Official Member, Mammoplasty Research Association
• Official Member, Fat Graft Research Association
• Official Member, Korean Cleft Palate-Craniofacial Association
• Official Member, Botulinum Toxin Research Association
• Official Member, Hair Transplantation Research Association
• Served as Professor of Plastic Surgery, Hallym Univ. Medical Center