First of all, do you know this man? If you don't know, then don't do such a stupid thing. Nine times out of ten, it is a lie. Things on the internet are invisible and intangible. Do you believe what others say in advance is good for you? Anyway, you have to give money or something. Wake up immediately. Anyway, it's for the money. Besides, the liar is not very clever. Why not ask you to have a physical examination yourself, but transfer money to him for another physical examination? If you have a health certificate, the township epidemic prevention department will generally have a physical examination.