Of course. As a security guard of Peking University, security guards usually need to patrol and maintain Peking University, and they usually have no time to play at Peking University. On Saturday and Sunday, security guards of Peking University can take a walk on campus. Peking University, abbreviated as "Peking University", is located in Haidian District, Beijing. It is a national key university directly under the Ministry of Education of People's Republic of China (PRC). Ranked as "Double First-class", "2 1 1 Project" and "985 Project", and selected as "Independent Auditing Unit for Degree Authorization".