Chinese medicine originated in ancient China,is a unique theoretical system and rich diagnosis method of traditional medicine,its main contents include basic theory,it,medicine,prescription,acupuncture and disease prevention and control. Prescriptions of traditional Chinese medicine is the main diagnostic methods of TCM,different conditions can be corresponding to different prescriptions,also can be the same formula,because it follows the theory of Yin and Yang five elements,each formula accords with the inherent law of a same.