The evaluation of the National Natural Science Foundation is a process of grading applications for scientific research projects. The evaluation score is usually in the form of full score 100, of which more than 90 points are considered to have extremely high scientific value and innovation, and 80 to 90 points are considered to have extremely high scientific value and innovation.

Projects with a score of 70 to 80 are considered to have certain scientific value and innovation, projects with a score of 60 to 70 are ordinary scientific research projects, and projects with a score below 60 are considered to have low scientific value and innovation.