Mismatch between supply and demand. Determine the reasonable coverage of unemployment insurance, appropriately raise the payment level of unemployment insurance, and simplify the procedures while strictly limiting the application conditions. The unemployment insurance fund has a large balance because of the mismatch between supply and demand. We can improve the unemployment insurance fund by determining the reasonable coverage of unemployment insurance, appropriately raising the payment level of unemployment insurance, and simplifying the procedures while strictly limiting the application conditions. Unemployment insurance refers to a system enforced by the state through legislation, which provides material assistance to workers who have temporarily interrupted their sources of livelihood due to unemployment and guarantees their basic livelihood. Persons who participate in unemployment insurance can receive unemployment insurance benefits if they meet the conditions for receiving unemployment benefits.