Rural cooperative medical payment data ledger refers to the system of clearing current accounts and establishing income and expenditure registration ledger.

Social security subsidiary ledger refers to the system of clearing current accounts and establishing income and expenditure registration subsidiary ledger. Social security ledger includes nine categories: social insurance policy documents, on-the-job part of basic old-age insurance, retirement part of basic old-age insurance, enterprise annuity, medical insurance, industrial injury insurance, maternity insurance, unemployment insurance and social security fund management.

Cooperative medical care, the full name of the new rural cooperative medical insurance, is a kind of welfare medical system based on voluntary mutual assistance of the masses and relying on the collective economy to prevent and treat diseases.