This paper first discusses the research background, purpose and significance of the topic, and then reviews the differences between public kindergartens and private kindergartens, urban and rural kindergartens, as well as the present situation and problems of financial support for the development of preschool education, and the importance of financial policy to support the development of preschool education. Finally, based on the perspective of fairness and efficiency, this paper focuses on the principles and specific measures of Liaoning's fiscal policy in promoting the development of preschool education.