Type 2 diabetes is a chronic metabolic disease characterized by persistent hyperglycemia and is prone to obesity.Obesity refers to the process of chronic fat accumulation caused by long-term energy intake exceeding consumption.Type 2 diabetes is closely related to obesity，and obesity increases the risk of type 2 diabetes.Type 2 diabetes combined with obesity increases the risk of vascular disease，apnea syndrome，and other complications.Western medicine mostly uses small molecule drugs and metabolic surgery to treat type 2 diabetes combined with obesity，but drugs can easily cause gastric intestinal reactions，which are difficult for some patients to tolerate.Metabolic surgery has certain risks and easily leads to the malabsorption of nutrients.Chinese medical therapy has the advantages of holistic view，combination of disease and syndrome，non-invasiveness，and few side effects，and is beneficial to patients with type 2 diabetes combined with obesity.