Can I find an intermediary to apply for the seafarers' exit health certificate?

I went to a qualified hospital recognized by the Maritime Safety Administration. The list of qualified hospitals is in the maritime notice column. Original ID card, copy of ID card and physical examination form need to be posted with photos, and the original ID card needs to be left in the hospital! The medical examination fee may vary slightly according to the price in different regions. Generally around 248 yuan. It's really unkind to leave the original ID card in the hospital. ...