The title of ancient books was written by Li Yu, a poet, scholar and drama theorist in Qing Dynasty. This is a miscellaneous book focusing on health care, covering all aspects, including drama theory, diet, palace building, gardening, health care and so on. Known as the encyclopedia of ancient life art, it ranks first among the "Eight Wonders of China Celebrities". The book is divided into eight parts, namely, the songwriting department, the sports department, the volume department, the living room department, the instrument performance department, the drinking department, the planting department and the nursing department.