This standard has been formulated based on the experience from the United States and Germany, etc. and closely integrated the actual situation of dental diagnosis and treatment services in China. It proposes detailed infection prevention and control measures targeting multiple key aspects of healthcare-associated infection management in dental outpatient department and clinic, including infection management requirements, cleanliness of diagnosis and treatment environment and object surfaces, storage management of diagnosis and treatment supplies, manipulation specification for diagnosis and treatment, quality of dental diagnosis and treatment water, prosthodontics and laboratory work, facilities and equipment for dental radiology, etc. Additionally, from the perspective of architectural hygiene, specific regulations have been made on the basic principles of dental clinic building design, selection of building materials, and ventilation. The release and implementation of this standard will effectively promote the standardization and normalization processes of healthcare-associated infection management in the field of dentistry in China.