What is the difference between the Science and Technology Association and the Science and Technology Committee?

The Science and Technology Association is a mass organization that is mainly responsible for the popularization of science and technology among the people, the management of societies and associations, and dealing with various foreign science and technology groups as a social group. . . .

The Science and Technology Commission is a functional bureau of the government. It is management based on scientific research, focusing on trial production of new products, intermediate tests, and promotion of new technologies. . .