Twelve-year compulsory education refers to the education stage from the first grade of primary school to the third grade of high school. Its main purpose is to enable every child to receive basic education, acquire necessary knowledge and skills, and lay a foundation for future personal growth and development. Therefore, twelve-year compulsory education is very necessary.

First of all, education is the cornerstone of the development of human society and an important force for social progress and development. Everyone has the basic right to education. Twelve-year compulsory education is the foundation and guarantee to realize everyone's right to education.

Secondly, twelve-year compulsory education is conducive to narrowing the educational gap between urban and rural areas, regions and families, giving more children the opportunity to receive high-quality basic education and reducing the waste of human resources.

Third, with the rapid development of social economy and the continuous improvement of science and technology, the knowledge and skills people need are constantly changing. Twelve-year compulsory education can better meet the needs of modern society for talent training and lay the foundation for future employment and career development.

Therefore, 12-year compulsory education is necessary and should be supported and valued by the whole society to provide a better learning and growing environment for every child.