Education field. The education industry refers to an enterprise whose main activity is to spread knowledge and cultivate talents, and whose main content is to preach, teach and solve doubts. The education industry takes educational institutions as the core, and educational institutions are the core producers of educational content. The upstream of the education industry mainly includes providers of educational materials, including teaching AIDS, teaching materials and educational information services. Software used in the education industry belongs to the field of education. Education industry is an economic behavior produced in the process of knowledge transfer, including all-round people, which is mainly divided into five categories: early education market, remedial education market, vocational training, private schools and vocational training.