On 10 May 2024, Prof. Guo-Wei Yang, Prof. Di-Long Guo, Dr. Guan-Nan Zheng, Dr. Zhen-Xu Sun, Dr. Bo Yin and Dr. Han Wu from the Institute of Mechanics, Chinese Academy of Science visited CNERC-Rail at The Hong Kong Polytechnic University and delivered a series of academic lectures related to the operational safety of high-speed railways. Prof. Yi-Qing Ni (Director of CNERC-Rail), Dr. Zheng-Wei Chen (Research Assistant Professor), Dr. You-Wu Wang (Research Assistant Professor), Dr. Hong-Wei Li (Research Assistant Professor), Dr. Si-Qi Ding (Research Assistant Professor), and other members of the center, attended the lectures. After the lecture, Prof. Ni, Dr. Chen, and others engaged in an in-depth discussion with the visit delegation from the Institute of Mechanics on the future research directions and technical details.