Duke of Snowy Night, born in Jiaxiang, Shandong Province, was born in 1949. Professor and tutor of master students at the School of History and Culture of Liaocheng University. Mainly engaged in the teaching and research of the ancient history of China. He is the author of General Theory of Ancient Social History in China, Research on Ancient Imperial System in China, Review of Fu Sinian's Academic Thought, Research on Shandong Canal Culture, etc. Editor-in-chief: General Textbook of Shandong Province, General History Course of China, Ancient Volume, etc. More than 50 academic papers have been published, and many achievements have won awards at or above the provincial level.