What is the classification basis of China Library?

According to the content, form, genre and reader's use of books, under the guidance of certain philosophical thoughts, using the principle of knowledge classification and adopting logical methods, books of various disciplines are divided into several categories according to their subject contents, each category is divided into many subcategories, and each subcategory is subdivided into molecular subcategories. Finally, every kind of book can be divided into certain categories, and each category has a category number. Classified thesaurus is a collection of hierarchical classification numbers and categories.

Extended data

Basic category

China Library Classification, referred to as Chinese Library Classification, is now the fifth edition. Including Marxism-Leninism, Mao Zedong Thought, philosophy, social science, natural science and comprehensive books, there are 22 basic categories in five categories, as follows:

I Marxism-Leninism, Mao Zedong Thought and Deng Xiaoping Theory.

Philosophy, religion

Introduction to social science

Politics, law

E military

F economy

G. Culture, science, education and sports

H. Language and writing

I. Literature

J art

History, geography

Introduction to natural science