TCM master XIONG Ji-bo, a master of Chinese medicine, mainly talk about the concept, significance, key points of pathogenesis differentiation and the methods of disease location and disease nature differentiation. It includes the use of five-phase theory, yin and yang theory, visceral manifestation theory, nineteen pathogenesis, comprehensive analysis of data gained by four diagnostic methods, running course of channel rules, disease transmission rules, the help of western diagnosis, classical theory and the main features of ...