On behalf of the Gastroenterological Society of Taiwan, it is my great honor and pleasure to extend our cordial invitation to all colleagues in the associated societies of gastroenterology, hepatology, endoscopy, surgeons, oncologists, pediatricians, and interventional radiology from Taiwan and all over the world to participate in Taiwan Digestive Disease Week 2021. It is one of the most important jointed international academic event for the studies of science and practice of digestive diseases in Taiwan.