Promoting enterprise's independent innovation is the vital task to implement the strategy of building an innovative nation.During this process,we should grasp the connotation of technology innovation system that the centre authorities brings up,and take the construction of industry-academy-research partnership technology innovation system in which enterprise is the main body as breakthrough point,together with strengthening policy coordination to form a resultant force of policy,so as to push forward the building of national innovation system with Chinese characteristics in an all-round way and enhance China's innovative capacity substantially.