Fund payment usually refers to the overall fund payment, and the overall fund refers to the payment of medical insurance contributions of all units in a public fund, which is not credited to the personal account. Overall fund payment refers to the use of funds in the overall account to pay the relevant medical expenses of the insured. The use of overall fund payment shall conform to local medical insurance policies, including hospitals and medical institutions, reimbursement scope, deductible line and proportion.

Medical insurance is one of the five social security in China. Medical insurance fund refers to the monetary fund that enterprises, institutions, organizations or individuals who participate in medical insurance raise and pay the prescribed amount of medical insurance premiums in the form of laws or contracts to provide basic medical insurance for the insured. The collection and management of medical insurance fund is compulsory.