24. According to akg's inquiry, the National Natural Science Foundation of China has 24 members, who are scientific and technical experts and management experts, who consult, evaluate and supervise major policies and major issues in the funding work of the National Natural Science Foundation. Members are appointed and replaced every four years. The National Natural Science Foundation of China, as a directly affiliated institution in the State Council, manages the National Natural Science Foundation, effectively utilizes the National Natural Science Foundation, supports basic research, insists on free exploration, plays a guiding role, and discovers and cultivates scientific and technological talents according to the national principles, policies and plans for developing science and technology.