Obesity is now an epidemic disease in Western countries and also increasing in Asian.Bariatric surgery is the only effective treatment for morbid obesity at present and laparoscopic bariatric surgery is the best choice.However, laparoscopic bariatric surgery is technical demanded with a very long learning curve and the care of surgical obese patients requires experienced and dedicated surgeons.Bariatric surgery is in its infancy in Asia.Dr. Raul J. Rosenthal, where he had organized the Asian-Pacific Bariatric Surgical Group at Seoul, Oct 6, 2004 during the Ethicon Endo-Surgery 1st Asia Pacific Surgical Leaders’ Summit.This society will offer an invaluable opportunity to share the most up-date knowledge in the treatment of obesity and to learn the advanced laparoscopic bariatric surgery, and we are expecting active participation of surgeons and physicians from the Asia Pacific Region.