With the continuous improvement of China's market economy, SMEs have made great contributions to the development of the national economy. However, in general, although the total number of SMEs in China is relatively large, the state has also given many policies to SMEs. Support, but in actual business development, it still faces various difficulties, which is very unfavorable for the long-term development of SMEs. To this end, this paper analyzes the dilemma faced by the current development of SMEs and the current fiscal policy, and on this basis, discusses the choice of fiscal policy to promote the development of SMEs.