For the following high-risk groups: women with a family history of diabetes, obese body type, with symptoms of three polydipsia and one hypodynamia (polyuria, polydipsia, polyphagia, and weight loss), women who have delivered a huge baby (weighing more than 4 kg), a history of hypertension, cerebral infarction, and a previous history of low glucose tolerance. To be screened for diabetes and early detection of diabetes. Screening: Oral glucose tolerance test (OGTT), urine routine, liver and kidney function, glycosylated hemoglobin, insulin, C-peptide and other tests. Height, weight, and blood pressure were also measured. Based on the above medical history and laboratory tests to determine whether diabetes is present. For diagnosed diabetic patients: Introduce comprehensive treatment of diabetes: diet + exercise, medication, regular review of the disease, and if necessary, purchase a blood glucose meter for self-monitoring of blood glucose.