More than 144 people from at least 17 different countries participated in the VI International Symposium on Tomato Diseases (6-9 May 2019). The main theme was “Managing Tomato Diseases in the Face of Globalization and Climate Change”. It was convened by the World Vegetable Center (WorldVeg), the National Chung Hsing University (NCHU), and the Taiwan Agricultural Research Institute (TARI) under the aegis of the ISHS and was held in the International Conference Facility of the Agricultural & Environmental Sciences Building, NCHU, Taichung campus, Taiwan.