Public welfare fund The Science and Technology Innovation Fund aims to promote scientific and technological innovation and economic and social development, while the public welfare fund aims to provide financial support for public welfare undertakings, so it does not include the public welfare fund. The scientific and technological innovation fund in government financing is a kind of special government fund specially used to support scientific and technological innovation. The main purpose is to promote scientific and technological innovation and economic and social development. The main function of science and technology innovation fund is to provide financial support to help enterprises or scientific research institutions solve various financial problems encountered in the process of science and technology innovation. By investing in innovative projects, the Science and Technology Innovation Fund can promote technology transfer and transformation, promote the transformation of scientific and technological achievements, and enhance the national scientific and technological innovation capability.