Further improve the combination mechanism for scientific research, education and extension service: The combination of research, education and extension practices in the US is the most successful system in the world. This system has also been implemented in China for a long time. However, so far, the effect of this system is not very satisfactory. In the future, teaching and research institutes needs to carry out system innovation in personnel management and performance appraisal. Local cooperation as well as the macroeconomic environment also need to be improved. At the same time, scientific and technological achievements, information and benefit sharing mechanism also need to be established to ensure the cooperation of all different parties.