The article gives a general definition of the financial system, and suggests the concept of a regional financial system. The presentation of special economic zones (SEZs) is disclosed) as one of the institutions for the development of the regional financial system of the subjects of the Russian Federation. The article analyzes a number of regulatory legal acts of China that regulate the rules for the supply of agricultural products to the domestic market. Based on the results of the study, a number of measures aimed at the development of SEZs and, as a result, strengthening the financial independence of the subjects of the Russian Federation are proposed on the example of the special economic zone of JSC "Titanium Valley" (Sverdlovsk region).