Chapter 1: The author of the "Thousand Character Essay" used for numbering is Nanbei Dynasty/Zhou Xingsi
Chapter 2: Zhou Ziheng & Liu Sanwu "North and South List Case" By Li Bing of Hunan University
Chapter 3: Provincial Examination References
Chapters 4, 5, and 6: Spoilers, be careful! ! !
Chapter 7: Copy preservation.
PS: The text is next door
Concept: Introduction