The hospitalization of diabetic patients mainly includes two major parts: First, oral hypoglycemic drugs or insulin treatment, during the hospitalization period, according to the results of the patient’s fingertip glucose constantly adjust the hypoglycemic treatment plan, when the patient’s blood glucose control reached the standard, mainly for the patient to develop the final hypoglycemic treatment plan after discharge. Second, it is to improve blood or imaging examination, blood examination mainly includes biochemical series, glycosylated hemoglobin, pancreatic function, and also urine protein, etc. Imaging examination includes chest CT, abdominal ultrasound, thyroid ultrasound, carotid artery, lower limb artery ultrasound, cardiac ultrasound and other routine examinations to assess the general condition of patients and give corresponding treatment according to the abnormal results.