In the rural areas of developing countries,it is a quite common phenomenon that the farmers face up with the financing constraints, which has become a key factor hindering the economic growth and the living standards upgrade of the farmers. Focusing on relevant aspects,such as,the functions of financing,the characteristics of financing,the present situation of financing constraints,the causes of financing constraints,the countermeasures of easing farmers financing constraints and the reform of the rural financial incremental,this paper summarized the new the developments of both domestic and o...