The teaching building looks like a toilet. The arrangement structure of the emblem circle of Shandong University and the shape of the main building of the school are regarded as the water tank above the toilet, so they are nicknamed "toilet" by netizens. Shandong University is a national key university directly under the Ministry of Education of People's Republic of China (PRC). Directly under the central government and the deputy ministerial system, it ranks "double first-class" in the country.