In the new era, a well functioned innovation ecosystem is the core strength of national competition.China's innovative ecological construction has made some achievements,but there are still some problems exists, such as the lag of the construction of new innovation subject, the weak correlation of innovation subject, the lack of innovation supply motive power and the imperfect system and mechanism of scientific and technological innovation.China should strive to promote the diversified development of innovation subjects, innovate the collaborative innovation mode of production, learning and research, strengthen the construction of basic research system and improve the laws, regulations and policy system of scientific and technological innovation in order to better promote the construction of innovation ecosystem in the future.