What are the classifications of China and France?

China Library Classification is the abbreviation of China Library Classification, and it is a common tool for book classification in China at present. If readers master the relevant knowledge of this classification, they can quickly and effectively search the collections of libraries all over the country.

Basic structure of classification

(1) Basic categories: For example, China Library Classification is divided into five categories: Marxism-Leninism, Mao Zedong and Deng Xiaoping; Philosophy; Social science; Natural science; Comprehensive books.

(2) Basic category: the first category that constitutes the classification table. There are 22 basic categories in China Library Classification.

(3) Summary table: a list of categories formed by basic categories and the first and second categories directly developed by them. For example:

(4) Detailed List: A list of categories consisting of various registered categories is the real basis for literature classification.

According to the characteristics of books and materials, the classification system is determined according to the principle of compiling from total to sub-division and from general to specific, and 22 categories are formed on the basis of 5 basic categories. The symbol of China Library Classification adopts a mixed number of Chinese phonetic alphabet and Arabic numerals. That is, a letter represents a big category, and the order of big categories is embodied in alphabetical order. The letters are followed by numbers, indicating the division of the following categories. Numbers are numbered in decimal.