Abstract:With the advent of the information age, the acceleration of economic globalization process and the deepening of economic Chinese transformation, technology innovation becomes increasingly paramount. The subsidy policy of technology innovation is a crucial means used by the government to motivate enterprises to carry out technology innovation activities. In view of this, target related enterprises as the research objectives, adds absorbing capacity as the internal factors, the technology innovation subsidy policy as the external factor variable and constructs a game model of cost function. And analyze the impact of technology innovation subsidy on technology innovation of enterprises under mutual cooperation . This provides suggestions for the government to formulate relevant policies to encourage enterprises for technology innovation activities.