Currently，the number of type 2 diabetes patients combined with obesity in the world is increasing rapidly，and about 2/3 type 2 diabetes patients is complicated with overweight or obesity.China has the highest number of overweight and obesity patients worldwide.Traditional Chinese medicine(TCM) has unique advantages in the treatment of type 2 diabetes combined with obesity.It can regulate glucose and lipid metabolism，reduce insulin resistance，facilitate weight loss，etc.Professor NI Qing believes that the pathogenesis of this disease is the deficiency of spleen and stomach，with dampness，blood stasis，and phlegm turbidity as the manifestations.The main treatment principles should be replenishing the spleen and stomach，eliminating dampness，removing blood stasis，resolving phlegm，and dredging turbidity.The treatment emphasizes protecting spleen and stomach，considering patient's constitution，and changing bad eating habits and lifestyles，so as to achieve hypoglycemic effects and weight loss.