Abstract:In order to promote economic development and technological innovation, governments around the world tend to integrating science and technology policy and financial policy as a whole. Enterprises, industries and products have different needs and characteristics of the benefits and risks in different life cycle stage. All kinds of financial resources of science and technology also have different functions, adaptive phase and characteristics. The coordination between supply and demand is becoming increasingly important. Any missing link or weakness and the demand do not match with supply will hinder the technology innovation. This paper Mainly studies the current situation of the developing state and the existing problems of science and technology financial in China including the following five aspects, Such as Financial support of science and technology、venture capital、loan for science and techniques、the capital market of science and technology、scientific and technological insurance based on life cycle theory. Draw lessons from international experience. And put forward the corresponding sustainable development suggestions propose.