Objective To understand the situation of radiological diagnosis and treatment of health examination institutions in our city, and standardize the behavior of radiological diagnosis and treatment of health examination institutions. Methods According to the requirements of the circular issued by Beijing Institute of health and family planning on carrying out special supervision and inspection of radiation diagnosis and treatment in health examinaion institutions in 2019, on-site investigation and on-site interviews were conducted. Results The investigation on the health examination institution shows that the radiation hygiene management work of Beijing health examination institution is generally good, and the holding rate of radiological diagnosis and treatment permit is 100%. The radiological diagnosis and treatment of health examination institutions is mainly based on X ray photograph. A total of 215 institutions were configured with 822 radiological diagnosis and treatment equipment, including 138 CT machines and 20 physical examination vehicles, respectively. X ray radiography equipment in health examination institutions accounted for 93% of total application frequency, and CT accounted for 7%. The annual radiodiagnosis frequency of the 215 health examination institutions was about 5 million. The penal institutions accounted for a relatively low proportion, only 2.8%. Among them, 6 were warned, 2 fined, 6 issued penalties and 3 required to rectify. Conclusion The radiation hygiene management work of Beijing health examination institutions is generally good. There are still some problems in the rational application of CT machines and the configuration of protective equipment.