This paper uses the Logit model and the Tobit model to study the influencing factors of financing demand and financing availability of small and micro enterprises. The results show that the current small and micro enterprises generally have a strong financing demand,while it is difficult to obtain the necessary capital for development. For the basic characteristics of business owners of small and micro enterprises have an important influence on financing demand and financing availability. For the financing availability of technology-intensive,the bigger the expectations financing ratio,the wor...