The "environmental protection interview However, does this system can supervise the enterprises which release pollutants? If green investment has been promoted? If it has been enhanced green investment transformation? And which firms are eligible for green investment on the impact of environmental interviews? There is a lack of systematic research on these issues. Based on the theory of organization legitimacy, path dependence et al and supposing hypothesis, Using the quasi-natural experimental changes produced by "environmental protection interview interview on enterprises’ green investment. The results of difference in difference method show: the listed companies are the cities that are covered by the Environmental protection interview, which could promote green investment. On this basis, further tests found: Promotion effect of interview on green investment mainly comes from the corporate has high total factor productivity, low market competition and low financing constraint features. The paper provides microscopic evidence for economic consequences of environmental protection interview from the perspective of investment decision, which is , not only beneficial for us to understand the micro-real effect of the micro-level enterprise subject and subsequent reform on the policy of " environmental protection interview ", but also for the country to find a balance between environmental governance and economic development.