On April 1 , with the support of the Peking University institute of public administration, the professor of Peking university Li Meng held the lecture "Friendship in a Divided House: Plato's Law and the Community in Classical Times". More than 1,000 teachers and students, both online and offline, attended the lecture, which was hosted by Professor Yan Jirong, the director of the Institute of Public Governance at Peking University and dean of the School of Government at Peking University.