Generally, there are: ultrasonic examination, electrocardiogram, fluoroscopy, vision, liver function, blood pressure and urine test.
A health certificate is used to prove that you have no infectious diseases and diseases that are not suitable for working in this industry. Generally engaged in catering and service industries must hold a health certificate. Go to the local health and epidemic prevention department. No trouble. You may need to have a chest X-ray, a urine test, a blood test of liver function and some routine tests.