To analyze the current situation and existing problems of the technical support system for occupational disease prevention and control in china, and to put forward development measures and suggestions.

In January 2021, a cluster method was used to conduct a questionnaire survey on the relevant institutions of national occupational disease prevention and control technology support. Mainly investigate the development of occupational disease prevention and control centers (institutes) , municipal and county-level disease control centers, occupational health examination, occupational disease diagnosis and occupational health intermediary services. Data are described by number and composition ratio (%) , and descriptive analysis is made on the data.

As of December 2020, there were 140 occupational disease prevention and control centers (institutes) nationwide, an increase of 65 compared with 2019. There were 323 municipal and 2704 county-level centers for disease control and prevention, accounting for 97.00% (323/333) and 95.01% (2704/2846) of the total number of centers for disease control and prevention. There were 4520 occupational health examination institutions, 587 occupational disease diagnosis institutions, 1093 occupational health technical service institutions and 623 radiological health technical service institutions.

The supporting force and ability of occupational disease prevention and control technology need to be improved, and the strength of occupational disease prevention and control hospitals (institutes) is still weak; The municipal and county-level centers for disease control and prevention need to further improve their conditions and capabilities; The number of occupational health examination, occupational disease diagnosis, treatment and rehabilitation institutions was relatively insufficient.

Occupational diseases; Organizations; Technical support institution for occupational disease prevention and control; Present situation; Situation analysis