WANG Zhi-yuan, the senior esthetic dentistry doctor of Shanghai Time Plastic Surgery Hospital, the member of the Chinese Stomatological Association. He is graduated from Norman Bethune Medical University, Department of Oral and majored in teeth revision and plastic orthopedic. Dr. WANG has been engaged in the dentist clinical work for about ten years, and gained rich clinical experiences and theoretical principles. He is skilled at various kinds of aesthetic revision of teeth malfunction such as the over –wider gap between teeth, anterior teeth evagination, microdontia, low-grade underbite and the whiten of all kinds of colored teeth, professional production of fixed partial denture, active partial denture and full mouth partial denture. With rich knowledge and experiences to dental pulp disease and periapical disease, Dr. WANG has won unanimous approval of colleagues and patients and published several theses on the national scale professional periodicals.