The main concepts are based on Neijing and classical literature, which are newly discovered and are valuable heritage of traditional Chinese medicine. According to textual research, these contents used to be a very important part of meridian theory, which was buried for hundreds, thousands or even longer due to historical reasons. Meridian theory must enrich these contents in order to improve and give full play to its role.

The significance of this book lies in providing historical basis for modern meridian theory to correct mistakes. Moreover, it has opened a breakthrough for the sustainable development and scientific research of traditional Chinese medicine and provided historic academic resources.