Green development has become a new topic in the world,and innovation of science and technology is the first driving force of green development. A powerful financial intermediation system of science and technology is the key to green development and innovation of science and technology. There are two features in the construction of a financial intermediation system of science and technology in Hunan Province. On the one hand,the construction of banking institutions has been continuously improved; on the other hand,non-banking institutions are experiencing diversified development and in-deep inn...