12 compulsory education refers to the compulsory education stage stipulated by the state, including primary school, junior high school and senior high school, with a total educational system of 12. The implementation of this policy can provide equal educational opportunities for students all over the country and allow more students to receive quality education.

In addition, 12 compulsory education can also help improve the cultural quality and scientific and technological level of the whole country and provide a solid foundation for the country's economic and social development. 12 compulsory education can cultivate more high-quality talents for the country and promote the sustainable development of the country by improving people's cultural quality and scientific and technological level.

However, the implementation of 12 compulsory education also faces some challenges and problems, such as unbalanced educational resources, uneven educational quality and irregular management of educational institutions. These problems need the joint efforts of the government and all walks of life to be solved by reforming and perfecting the education system.

To sum up, 12 compulsory education is of great significance for improving the cultural quality and scientific and technological level of the country and promoting economic and social development. Although it faces some problems and challenges, we should reform and improve the education system to solve these problems and provide more students with equal educational opportunities.