Class b events. According to the inquiry of official website, Tsinghua University, the school is sponsored by the School of Mechanical Engineering, which is held once a year, and the competition level is B-level ... Tsinghua University (hereinafter referred to as "Tsinghua"), located in Haidian District, Beijing, is a national key university directly under the Ministry of Education of People's Republic of China (PRC), ranking among the national "double-class", "985 Project" and "21Project". Selected as "20 1 1 plan", "Everest plan", "strong foundation plan" and "11plan", it is the nine-school alliance, loose alliance, China University Presidents' Association, Asian University Alliance, Global University Presidents' Forum, and the ring.