Surgery to lose weight is really useful, but there are no more than three medical teams that have passed the technical inspection in the country. It is being carried out in many places, but the operations in many places are not very good. This operation is now minimally invasive, and the wound can hardly be seen for one year after operation. Many stubborn obese patients are doing this. Dr. Wu Liangping is very famous in this field and is a doctor in Guangzhou.