On May 15, 2025, Professor Cai Yongqing from the University of Macau was invited to visit and delivered an academic lecture titled “Material Design Based on First-Principles Calculations” in Room A301 of the School of Chemistry. The lecture focused on the latest research progress in phase engineering and catalytic design of two-dimensional materials. The lecture was chaired by Professor Zhenyu Yang, with active participation and discussion from faculty members and students.