Yang Yiling, a professor at Beijing University of Chinese Medicine, a postgraduate tutor, and a member of the Diagnostics Branch of Chinese Medicine Association. Graduated from the Health Science Center of Beijing University of Chinese Medicine, engaged in teaching and clinical work for more than 20 years. He was invited to give lectures and clinical research at Hong Kong Baptist University and Nanyang Technological University in Singapore, and accumulated rich clinical experience. He has published dozens of papers in medical academic journals at home and abroad, compiled textbooks 10 and published 26 books. Participated in many national and ministerial scientific research projects.