In the process of new countryside building, the development of agricultural small enterprises is an important carrier of the realization of "three rural". As the industry and its own weak nature, enterprises has been lack of financial support, and in particular, hampered by the bank credit which also the main financing way of indirect financing channels. The relations loan have a strong advantage for agricultural small businesses in the solution of financing difficulties. We can conclude from the cost-benefit analysis between bank and enterprise, relationship lending is fit for indirect financing for agricultural small enterprises. In order to solve the problem of financing, the job we need to do involves three aspects, including the bank, agricultural small businesses and the macro environment.