As an important thinker and scholar as well as a famous physician in modern Chinese history, Zhang Binglin extensively read medical books, ancient and modern, and absorbed modern western medical knowledge. He achieved great attainments in the studies on Shang han lun and in the confluence of Chinese and western medicine. His achievements include the "hypothesis of Shang han in a broad sense", "Conception of Six - channels - Six - Departments", questioning on spreading the shang han disease by channels, assessment of commentaries on shang han in successive ages, theory on "Triple - jiao - lymphatic system", "elimination of five - element theory" and discourse on damp - warmness diseases. As the "teacher of reform in modern TCM", Zhang's unique idea and achievements established his position in the history of modern Chinese medicine.