For you: Take Shanghai medical insurance as an example: 1. Additional payment refers to the proportional payment of medical insurance, which is the part that helps you reimburse. Shanghai Medical Insurance generally injects funds into the account every April 1 day. 2. Local supplementary payment refers to the part that medical insurance will reimburse you after you use the account of that year and pay the self-sufficiency period of that year. Account payment refers to the amount paid by the fund in your medical insurance account. Additional payment refers to the amount paid by medical insurance for you, that is, the part that helps you to reimburse. The extra payment on the hospital invoice refers to the proportional payment of medical insurance, that is, the part that helps you reimburse, which will only be available when the account amount is used up in that year.