Long-term Chinese medicine diagnosing and treating practical experience is the necessary way to form a stable treatment based on syndrome differentiation and principle-method-recipe-medicine system.The key problem of improving Chinese medicine level of treatment based on syndrome differentiation is sublimating fragmented individual experience in diagnosis and treatment into diagnosis and treatment law.The authors put forward that Chinese medicine doctor individual treatment based on syndrome differentiation and principle-method-recipe-medicine is a self consistent knowledge system

which is the process of constant improvement and harmonious maturing of doctor

certain patients and therapeutic regimen

which is also the road to success for famous doctors.The important content of Chinese medicine clinical research include comprehensively analyzing the explicit knowledge and tacit knowledge in the knowledge system of treatment based on syndrome differentiation

expressing by knowledge mapping visualization modeling technology and realizing expressing individual diagnosis and treatment law from the aspects of "disease-syndrome-treatment-effect".