Organized by Xi'an Jiaotong University and Politecnico di Milano, and co-organized by ASC-Underground Space Committee, Shaanxi Civil Engineering and Architecture Society, Xi'an University Of Science And Technology, University Alliance of the Silk Road Sub-Alliance in Construction and Urban Sustainability, ZHIRONG-XJTU Institute for Regional Sustainable Development and Institute for Smart City of Chongqing University in Liyang, 2025 3rd International Conference on Green Building (ICoGB 2025) will be held during April 25-28, 2025 in Xi'an, China. With researchers, scientists, engineers and scholars as its contributors, ICoGB presents an open forum aiming to raise green building awareness, spur the standards and develop practical solutions for sustainable buildings by engaging the public, the industry and the government in the world. We human beings anticipated a promising future with clean water and clear sky. The illustrated future features better performing building where energy, water, and materials used in a sustainable manner.