Ask the doctor quickly according to the inquiry. If the health certificate is unqualified, it will generally be notified for review. Re-examination is a remedial measure for unqualified health certificate. If you find yourself with a prescribed disease, you need to inform you to re-examine. At the same time, the hospital will also give the opportunity to review. During the review, you can evaluate your health or go to the hospital for a physical examination. Health certificate refers to the proof of preventive health examination, which proves that the examinee has the health quality to engage in the prescribed business.