This book is a comprehensive medical book, compiled by Lou Ying. In the forty-fourth year of Jiajing reign (1565), Cao Zhuo published it. In 1937, World Book Company published it again, with 40 volumes in total, divided into 11 parts, based on the classification of yin-yang zang-fu organ diseases. Volumes 1 to 9 are the yin-yang zang-fu organ part, which is a general introduction to medicine, detailing yin-yang, zang-fu organ, disease detection, diagnostic methods, Medication, acupuncture and moxibustion, adjustment, contraindications, etc. Volumes 10 to 15 are for the liver and gallbladder. Volumes 16 to 20 are the heart and small intestines, Volumes 21 to 25 are the spleen and stomach, Volume 26 is the spleen and lungs, Volume 27 is the lungs and large intestines, and Volumes 28 to 29 are the kidneys and bladder. Eachzang- fuorgan is related to disease syndrome and treatment. According to the symptom characteristics of the diseases, the author attributes them to zang-fu organs and discusses them in different categories, such as apoplexy, epilepsy, convulsive syncope, common cold due to overstrain, anger, tetanus, eclampsia, Eye diseases and other symptoms are classified into the liver and gallbladder department. Most of the diseases mentioned are common diseases, mainly internal medicine, and also include surgery, gynecology, five sense organs and other diseases. Volumes 30 to 33 are the disease caused by cold section, focusing on disease caused by cold, but also covering warm disease, summerheat disease, pestilence, etc. Volumes 34 to 35 are the women's section, describing women's general treatment, menstruation, pregnancy, pregnancy, childbirth, etc. Volumes 36 to 39 are the pediatric section, which contains general treatment for children and the main diseases of five zang-organs. Volume 40 is the luck department.