Type 1 diabetes is a lifelong disease characterized by hyperglycemia caused by an absolute lack of insulin in the body. Although there is no effective means to cure type 1 diabetes, insulin replacement therapy can not only save the lives of type 1 diabetes patients, but also prevent the damage to the body from complications caused by hyperglycemia by strictly controlling hyperglycemia, and maintain a normal life expectancy of patients. In many countries around the world, people with type 1 diabetes can enjoy a colorful and happy life by pursuing and achieving their life ambitions in addition to enjoying a normal life span.