2, the examination of viral hepatitis, because some liver diseases are contagious, so there is a problem with the liver, then you can not apply for a health certificate.
3, internal medicine examination, this examination is mainly to see if there are three high symptoms or other major physical diseases, to see if it is suitable for this job.
4, chest X-ray examination, tuberculosis also has the risk of infection, so it is necessary to clarify whether there is a problem.