| Currently, the innovation has risen to national strategy, and also has become an important part of China's strategic principle for future development. Enterprises as the subject of innovation, received extensive attention of scholars. Correct and effective supportive policies have a significant effective on promotion of development of innovation and progress of innovation, so how to make scientific, effective and rational fiscal policies is an important proposition for national and regional departments that are in charge of fiscal policies making.Based on relevant literature review, the connotation of fiscal policies and the relations between fiscal and performance of innovation are stated systematically in this paper. This paper divided fiscal polices into four parts, which is tax policy, supporting policies for technology, government procurement and other supporting policies, and introduced enterprise resource investment and enterprise incentive as the mediating roles, and explore the way of fiscal policy for enterprise's innovation. This research investigated several enterprises in Hangzhou and Ningbo, then we use SPSS 13.0 analyze the data to explore the relations about fiscal policies, enterprise resource investment, enterprise internal incentive and performance of innovation. The main research findings are:(1) Fiscal policies have positively acted on resource investment for enterprise's innovation. Fiscal policies have positively acted on enterprise incentive. Existing fiscal policies pay more attention on guiding enterprise to increase resource investment, while for the enterprise internal incentive system; the construction did not give enough attention.(2) Enterprise resource investment and enterprise internal incentive have positively act on performance of innovation.Compared to enterprise resource investment, enterprise internal incentive make better on performance of innovation.(3) Fiscal policies have two ways to act on performance of innovation: the first, fiscal policies——enterprise resource investment——performance of innovation; the second, fiscal policies——enterprise internal incentive——performance of innovation. Enterprise resource investment and enterprise incentive play a mediating role between fiscal policies and the innovation performance of enterprises.According to research conclusion, this paper suggest government to increase the financial technology spending, optimize the structure of technology spending, increase government procurement efforts, and improve fiscal policy, strengthen the construction of relevant measures; recommends that enterprise improve internal incentive mechanisms, while increasing invest additional resources. |