1, the characteristics of Xia, Shang and Zhou secretarial institutions 2, the development trend of Xia, Shang and Zhou secretarial documents 3, the social characteristics of Xia, Shang and Zhou.

1, the secretarial work in China was formally established, the Xia Dynasty was established, the system was perfect, and secretaries were produced. Taishiling, Zuoyou History, Rank Zong Yin Shang: Witch and history are integrated, called "historical witch", responsible for divination, conveying the life of the king and keeping documents.

2, a clear division of responsibilities

3. State land ownership in slavery society.