March 2024 1. According to the information in the Notice of National Natural Science Foundation of China on Project Application and Closing in 2024, the centralized acceptance of project applications began on March 20th, 2024 1 and ended on March 20th 16. The types of projects accepted in 2024 include: general projects, key projects, key international (regional) cooperative research projects, youth science fund projects, regional science fund projects, outstanding youth science fund projects, national outstanding youth science fund projects, national outstanding youth science fund continued funding projects, innovative research group projects, basic science center projects, foreign scholars research fund projects, mathematics Tianyuan fund projects, and national major scientific research instrument development projects (free application).