Abstract: Objective To monitor the hazard factors of 455 enterprises in Ningxia Hui Autonomous Region,and understand the status of occupational health in enterprises,so as to provide reference basis for supervision and law enforcement,research and revision of regulations,standards,policies and measures of occupational disease prevention and control. Methods From July to September 2021,hazard factors detection and current situation investigation were conducted on 455 enterprises in Ningxia Hui Autonomous Region,and the data was analyzed. Results The exposure rate of occupational hazard factors in 455 enterprises was 66.36%,and the occupational health training rate for workers was 96.01%. There were statistically significant differences in the detection exceeding standards rates of production dust and chemical toxicity in enterprises of different scales. There were statistically significant differences in health examination rates among workers in different industry types and exposure to different hazard factors. There were statistically significant differences in the distribution rate of personal protective equipment and the setting rate of hazard factor protective facilities in different scale enterprises（all P<0.05）. Conclusion The occupational health status of 455 enterprises in Ningxia Hui Autonomous Region is not optimistic,and the prevention and control of occupational diseases still needs to be highly valued. Strengthen the promotion of occupational disease prevention and control,especially increase the supervision of small and micro enterprises,and carry out special rectification work to improve the occupational health management ability and occupational disease prevention and control level of enterprises.

Key words: Occupational hazard factors, Occupational health examination, Occupational health management, Current situation investigation