1. The inspection agency determines the inspection conclusion according to the occupational hazard factors provided by the entrusted unit, and gives the conclusion if it finds the suspected occupational disease.
2. Then go to the diagnosis institution for diagnosis. Is it an occupational disease?
3. Occupational health service institutions: serve enterprises, be able to identify and train hazards and harmful factors, and take measures against harmful factors.
The above is my personal understanding for your reference.