Abstract:Independent innovation of enterprises in China is faced with financing constraints and the problem of insufficient R D investment, by utilizing signal transmission model, the government intervention, external investment, and the main body of enterprise independent innovation behavior were studied. The results showed that dedicated to the development of infrastructure and innovation, the government will choose to enterprises within their respective jurisdictions implement high intervention; Enterprises will choose to implement innovative development activities to reception, outside investors will take investment behavior, their participation or not have a significant impact on final balance structure; The ultimate equilibrium and the probability of successful enterprise innovation, the probability of successful external investment activities and benefits.