Abstract:Through comparatively analyzing the investment in R D activities of China and its internal structure , we found that the internal structure of R D activities in China is constantly optimizing, but there is still a low R D intensity and the input proportion of three kinds of activities for R D funds are imbalance, less number of R D personnel input and its structure is unreasonable , the R D input gap among China’s Eastern , Central and Western region is large and the Central and Western region’s R D activity progress is slow, the provincial gap in R D input is still large . To solve these problems, we put forward some suggestions , balancing the proportion of three types of activities in investment R D , optimizing the structure of R D personnel qualifications,constructing the resources sharing platform of industry-university-institute and strengthen the regulation of the government and cohesion and so on.