1.a class: general program
This kind of project refers to the project that plays an important role in promoting discipline innovation and solving major global scientific problems within the scope of basic research of various disciplines according to the needs of discipline development direction, facing the major national needs or major strategic needs. Class A projects mainly support young and middle-aged outstanding scientists who have had a certain influence in the discipline field.
2. Class B: Youth Science Fund.
This kind of project refers to the fund project for young researchers, aiming at training and supporting young scientists, cultivating innovative talents, improving the ability of scientific and technological innovation and promoting the innovative development of disciplines.
3. Class C: Regional Science Fund.
This kind of project refers to the fund project for regional scientific research institutions and researchers, aiming at supporting the improvement of regional scientific research and innovation ability and promoting regional scientific and technological development.
Therefore, the National Natural Science Foundation (NSFC) is a general project, a youth science fund project and a regional science fund project. It should be noted that the specific project type and investment direction may be adjusted and changed over time.