"Annual fund payment limit" refers to the upper limit of the payment amount of a specific fund in a fiscal year. This limit is set by the financial department, government agencies or relevant management agencies, and adjusted according to the economic situation and government budget. The annual fund payment limit is set to control and manage the use of specific funds and ensure their reasonable and stable operation. By setting the quota, the government can control various expenditures, avoid the abuse or excessive expenditure of funds, and make better financial planning and budget arrangements. This restriction applies to specific funds, such as social security funds, medical insurance funds, education funds, etc. The specific limit and scope of application will vary according to different fund types and regions. When the annual fund payment limit reaches or approaches the set upper limit, it is necessary to adjust, redistribute or take other measures to rationally arrange the use of the fund. This will help maintain economic balance and the sustainable development of the IMF.