The network conferences (GTSNN) were organized in 2007, 2009, and 2011 in Thailand. The 4th GTSNN conference will be held during 14-17 October 2014 at Phitsanulok, Thailand. This event will be co-organized by Naresuan University and National Nanotechnology Center with supports from the Royal Thai Embassy in Berlin and the GTSNN collaboration network. All interested parties - students, researchers, academics or policy makers, both in the government and private sectors, are invited to participate in the GTSNN 2014. This international conference will bring together participants working in the fields related to nanoscience and nanotechnology to discuss scientific and industrial advances, and opened the opportunity for the participants to initiate new collaboration and strengthen existing collaboration among scientists and policy makers for global sustainable development.