Professor Tung Chai LING with his master student Yuxuan Liu; Jing Yi; Xuemiao Li; Xiaoxiao Jia; Yazi Meng attended The 3rd Seminar of "Modern Concrete Microstructure Testing and Analysis" held on December 7th~9th, 2018, in Shengzhen University, Shengzhen, China. Professor LING gave a presentation about "Chemical Evolution of Alkali-Silicate Reaction (ASR) Products: A Raman Spectroscopic Investigation" they also visit the lab in Shenzhen.