What is the meaning of "Four Treasures" in The Book of the Son of Heaven, Seven Outlines and Four Treasures?

Sikuquanshu contains Shi Jing Collection: The Book of Changes, Zhouyi, The Book of Songs, Zhou Li, Li Li, Li Ji, Zuo Zhuan, Yang Gong Zhuan, Gu Liang Zhuan, The Analects of Confucius, Xiao Jing and Zuo Zhuan. The collection of books includes Chu Ci, Han Fu, Parallel Prose, Tang and Song Poetry, Yuan Qu, anthology of past dynasties, etc. China's first comprehensive book catalogue, Catalogue of Official Libraries in Han Dynasty. Three years ago, Liu Xiang and other 26 people sorted out government books, compiled a narrative for each book, and then compiled each book into a book called North Road. Liu Xin, son of Liu Xiang, editor-in-chief of Qilu, compiled Qilu on the basis of Bilu. The book is divided into seven categories: collection strategy, six arts strategy, philosophers strategy, poetry strategy, military strategy, digital strategy and strategy. It is a brief academic history before Liu Lue.

So these seven strategies are actually divided into six categories. Qi Le had a far-reaching influence on the development of book taxonomy and bibliography. After the original works in the late Tang Dynasty were lost, Ban Gu compiled the History of Literature in the Han Dynasty on the basis of Qi Le, from which we can get a glimpse of Qi Le. Yao Zhenzong and others compiled this book in Qing Dynasty. The compilation of Sikuquanshu can be divided into four categories: Jing, Shi, Zi and Ji. Classic? Refers to classics, such as the Four Books and Five Classics. History? Refers to historical books, such as twenty-four histories, history as a mirror, biographies, etc? Son? Refers to works in which a hundred schools of thought contend except classics? Settings? It refers to literary and artistic works of past dynasties and other social encyclopedias.

Siku, also called Siku, is the classified name of ancient books in China. The official book classification in the early Yin and Zhou Dynasties. In ancient times, the way of a gentleman must be written? . Sui Shu? Classic? Ji zhi:? Before the exam, there was? Three zero? 、? Five classics? 、? Eight moons? 、? Jiu San? Wait a minute. Ten records of literature and art in Han dynasty: the prosperity of Han dynasty, the defeat of Qin dynasty, the great collection of books and the road to great collection of books. Therefore, there are seven strategies for collecting books, including compiling strategy, six arts strategy, various schools of thought strategy, stone Buddha strategy, military strategy, Shu national policy and Fang Ji strategy. Xun Xu and Li Chong in Wei and Jin Dynasties, and there were four books in the Eastern Jin Dynasty: A, B, C and D. After the Sui and Tang Dynasties, the literary and artistic records of the new Tang Dynasty were expanded: there were four volumes each, with A, B, C and D as the next, which were subsets of the four major historical museums. ?

In the thirty-eighth year of Qing Qianlong (1773), Yong Er, headed by Ji Yun, was the largest comprehensive series in the history of China, which lasted for fifteen years and was divided into four parts. 3503 volumes, 79337 volumes, 36304 volumes. The article is divided into seven parts, namely Wen Yuan in Chuge, Wen Yuan in Yuanmingyuan, Wenshu College in Fengtian Palace, Chengde, Wenhui Garden in Yangzhou, Wenzong Garden in Zhenjiang and Gewen in Hangzhou. At present, there are three in the mainland, one in Taiwan Province Province, and the other three were destroyed by war. Confucian classics include Zhouyi, Historical Records, Book of Songs, Book of Rites, Book of Rites, Zuo Zhuan, Yang Gongzhuan, Gu Liangzhuan, The Analects of Confucius, Xiao Jing, Er Ya, Mencius, etc. The historical part.