School education system. Preschool education refers to the early education for children aged 3-6, aiming at cultivating children's basic life skills and social skills. Primary education is the first stage of compulsory education, including grades one to six, with the goal of providing students with basic knowledge and skills. Secondary education is the second stage of compulsory education, including junior high school and senior high school, aiming at cultivating students' comprehensive quality and vocational skills. Higher education refers to the education provided by universities and other institutions of higher learning, aiming at cultivating specialized talents and senior talents and providing specialized talents in various fields for social development. The establishment of this education system will help to protect the right to education of the whole people and promote the development of human resources and the social progress of the country.