There is a lot of content in the Guo Dian bamboo edition of Lao Tzu in tombs of the Chu kingdom corresponding with the first and second brocade edition and the nowadays editions,but there are also considerable discrepancies between them in their structure and some important ideas.

An important case in point was that Zheng Xuan incorporated contemporary and ancient Chinese in order to use its original word instead of the Jia Jie word (A word used to express another word): some items were explained with the original word of contemporary Chinese, and.