Basic public cultural services are based on the consensus of contemporary Chinese social development, and are provided by the government according to the current economic and social development stage and overall level, and are designed to protect citizens’ basic cultural rights and interests. Basic public cultural services meet the basic cultural needs of the public and are therefore closely related to citizens’ rights in cultural life. Especially under the goal of building a service-oriented government, in recent years China has continuously deepened its emphasis on the equalization of basic public cultural services provided by the government. Jiangxi Province, as an underdeveloped region in China, has obvious differences in basic public cultural services in different cities. The article combines the relevant statistical data of basic public cultural services in various cities in Jiangxi Province from 2016 to 2018 to calculate the equalization coefficient and coefficient of variation of basic public cultural services in Jiangxi Province, and measures the basic situation of 11 cities and measures between different cities The relative gap in the equalization of basic public cultural services. The research shows that the unequal characteristics of basic public cultural services among cities in Jiangxi Province are very obvious. In order to promote the rational allocation of resources in various cities in Jiangxi Province, narrow the gap between cities and cities, and achieve the equalization of high-quality and sustainable basic public cultural services, it is necessary to promote coordinated development between regions, establish a multi-input mechanism, and strengthen the construction of talents for basic public cultural services, improve the basic public cultural service infrastructure construction.