Dr Engui Liu received his BSc degree in Materials Chemistry from Changzhou University, his MS in Materials Engineering from Tongji University, and his PhD in Civil Engineering from New York University in 2014. After PhD completion at NYU, he joined the start-up Engineering Division at New York University Abu Dhabi and served as a faculty member in the Civil and Environmental Engineering program from 2013 to 2019. In Fall 2019, Dr Liu returned to China and joined the Xi'an Jiaotong-Liverpool University as Assistant Professor of Civil Engineering. Dr Liu works on green chemistries of eco-efficient cementitious materials and upcycling of industrial solid wastes. He also focuses on the development of chemo-optical sensing techniques to follow ageing processes of infrastructure materials and health conditions of geo-environments.