Legal analysis: ID card. Generally speaking, readers need to come to the library on their own with valid documents and a one-inch color or black-and-white bareheaded recent photo, and the library will register and catalogue them, and charge a certain fee to apply for a book borrowing certificate.

Legal basis: Article 19 of the Constitution of People's Republic of China (PRC). The state develops socialist education and improves the scientific and cultural level of the people throughout the country.

The state runs various schools, popularizes compulsory primary education, develops secondary education, vocational education and higher education, and develops preschool education.

The state develops various educational undertakings, eliminates illiteracy, educates workers, peasants, state functionaries and other laborers in politics, culture, science, technology and business, and encourages self-study.

The state encourages collective economic organizations, state enterprises and institutions and other social forces to organize various educational undertakings according to law.

The state promotes Putonghua, which is commonly used throughout the country.