Abstract: Based on the literature review and China IP strategy, the paper makes an overview on some key points of China patent system, which include the cost and cycle of patent, the situation of patent use, the national IP protection level and main characters of patent litigation. Then it does comparisons from the perspective of patent motives, patent protection, patent litigation, and patent value. Furthermore, the paper puts forward the methods on how to expand the academic research of enterprise patent behavior on the patent survey platform, as well as raise a framework on how to find more academic implications for the optimal choices on patent system, optimal rules in the market and optimal performance of patent policy. The paper contributes to further explore the economic significance of China patent survey and call on the government to strengthen the academic use of it.