Type 1 diabetes is most common in children, so it is very common in children with type 1 diabetes.Children with type 1 diabetes need lifelong insulin treatment, the insulin injection program is 4 injections a day: basal insulin once a day, and mealtime insulin is injected once before each meal. If the child’s blood glucose can be controlled well, this program can be considered for long-term use, and if conditions permit, an insulin pump can be used to continuously infuse insulin subcutaneously, which is a better way to control blood glucose in children with type 1 diabetes. In addition to insulin therapy, the child’s diet and exercise are also important. If the child is young and has no concept of the disease, parents should educate the child to develop good diabetic dietary habits and make sure that the child eats regularly and exercises as much as possible to minimize fluctuations in blood glucose. Inform the child of the symptoms of hypoglycemia, so that the child will be treated in a timely manner when hypoglycemia occurs, and correct hypoglycemia. In conclusion, parents of children with type 1 diabetes need to make extra efforts to keep their children as healthy as possible.