On the morning of April 23, 2026, the 149th session of 'the Zhengde Forum' was successfully held in Lecture Hall 542, Xingmin Building, School of Marxism, Nanjing Normal University. Centering on the theme ‘The Knowledge System of CPC Party History and Party Building Studies: Basic Types, Content Structure and Construction Criteria’, the lecture was delivered by Professor Liu Honglin from Fudan University and presided over by Professor Zhang Zhen of our school. Postgraduate and doctoral students of the 2025 cohort actively attended the academic lecture.