There is a relationship between the location of symptoms and the disease location,so the accurate expression of the symptoms site is an important prerequisite for the reliability of the information.The purpose of this paper is to explore the following three aspects:from subjective symptoms,objective symptoms and holographic symptoms,to explore the connotation and expression methods of symptom site,the differences in cognition of TCM and western medicine parts,and the correlation between symptom site and TCM disease positions,so as to improve the accuracy of TCM clinical information collection,...