Hello, friends with kidney disease! Chronic kidney disease (CKD) is a common disease that endangers people’s health and lives. In recent years, the incidence of secondary kidney diseases, such as type 2 diabetes, diabetic nephropathy, hypertensive nephropathy, and geriatric kidney disease, has increased significantly, about 10% per year in the previous years in the U.S., for example. the annual treatment cost of advanced dialysis patients in that country was about $20 billion in 2008. Our population is larger than that of the United States, and by analogy, the seriousness of the problem can be imagined. Prior to the 1970s, human understanding of the disease was mainly confined to the observation of the clinical manifestations and description of the pathology of the disease, and in terms of treatment, it was shown that nothing could be done, and the so-called symptomatic treatment was adopted. from the late 1970s to the early 1980s, human beings gradually realized the vital importance of early and mid-term prevention and treatment of the disease, and it was confirmed that some measures, which have the effect of preventing the progressive deterioration of the disease. In particular, the role of nutritional diet therapy for chronic kidney disease in preventing further progression of chronic kidney disease has gained consensus among experts and scholars. As more and more kidney diseases are seen, we often feel uneasy because of the lack of scientific knowledge about chronic kidney disease (CKD), patients do not go to the doctor until the advanced stage of kidney failure, delaying the time of treatment, which causes irreversible changes, resulting in good doctors can not do anything; resulting in young wives losing their husbands, young children losing their mothers…. …, it is really heartbreaking! If you have a little common sense of health care, early to the regular hospital specialist, many tragedies can be completely avoided or delayed. Therefore, to popularize the scientific knowledge of chronic kidney disease (CKD), to help and guide the nutritional diet of patients in the process of kidney disease treatment, to make you and your family members have a better understanding of their own and their loved ones’ kidney disease, and to enhance the concept of kidney disease health care is the fundamental solution to the problem at present. To value life is to be faithful to the duty of doctors, which is a sacred mission.