China's books are read by the World Health Center because China's TCM books are complete. Huangdi Neijing is the first classic of TCM theory in China, and it is called "the first book of health preservation in China". Nan said: Huangdi Neijing is not just a medical book, it includes "medical circles, medical people, medical countries, medical societies" and all medical books. Compendium of Materia Medica, written by Li Shizhen, a famous doctor in Ming Dynasty, contains 65,438+0,200 kinds of practical and useful drugs. It is a masterpiece of food health care and pharmacology in Chinese medical library, and is known as "the masterpiece of oriental pharmacy".