Professor Zhang Xueliang has been engaged in the related research on the theory of TCM health preservation for many years, and has unique insights and play on the theory and practice of TCM health preservation, and has published more than 30 academic papers. The main research fields include Chinese medicine dietotherapy research, theoretical research on Chinese medicine disease prevention by using modern scientific and technological means, investigation and analysis of Chinese medicine syndromes in sub-health state of special population, TCM syndrome differentiation coping strategies for fatigue syndrome, development model and performance evaluation of Chinese medicine community health service, etc. There are also related researches in the fields of sub-health Chinese medicine treatment, women's monthly nursing care, prenatal care, ancient health literature, acupoint application and disease prevention. Professor Zhang has devoted himself to the promotion of academic education and lectures on TCM health preservation and disease prevention for many years, and published related books, such as TCM Health Preservation, Clinical Practical Book for Grassroots Doctors, Health Manager, Modern Obesity and Weight Loss Therapy, and Concise Whitening of TCM. Undertake a number of scientific research projects such as the Ministry of Science and Technology and the National Natural Science Foundation, and create a dual intervention method for dietotherapy.