Cheng Ruibo, Associate Chief Physician With nearly 30 years of experience in pediatric dentistry, he specializes in the precise diagnosis and treatment of pulp diseases and periapical diseases in children. He has also accumulated extensive experience in caries prevention, sequential management of dental trauma, management of dental spacing, early correction of malocclusion, and craniofacial growth and development management, dedicating himself to the establishment of a pediatric oral health prevention system. He has served as an Associate Professor in the Department of Pediatric Dentistry and the Department of Preventive Dentistry at the School of Stomatology, China Medical University, as well as an Associate Chief Physician in the Department of Pediatric Dentistry at Shanghai Stomatological Hospital. He has received honors such as Advanced Individual in the Prevention and Control of Chronic Non-Communicable Diseases in Liaoning Province, Advanced Individual in the National Oral Health Epidemiological Survey, and Best Performer. He has published over 60 scientific research articles. Main research directions: Oral epidemiology and cariology microbiology.