Philosophy and religion

C: introduction to social science

D: politics, law

E: military

F: Economy class

G: culture, science, education and sports.

H: language, writing

I: literature

art

K: history, geography

N: introduction to natural science

Mathematical science and chemistry

Related information introduction:

(1) On the basis of sorting, the combination numbering method is adopted, alternating categories are set, multiple breakdown tables are compiled, and multi-column classification is adopted. And the compilation technology is relatively perfect.

(2) The classification number is short, easy to remember and use.

(3) A more detailed category index and description (manual) has been compiled.

China Library Classification has been adopted by most library and information departments in China. Starting from 1988, the standard book number (ISBN) of books published in China adopts the category number of China Library Classification. Its classification number is also printed on the centralized catalogue cards compiled by Beijing Library and Shanghai Library. 1985 won the first prize of national scientific and technological progress.