6: 1。 According to the information of Tsinghua University official website, as of September 5, 2023, the enrollment ratio of postgraduate entrance examination in Tsinghua University was 6: 1. Tsinghua University's predecessor, Tsinghua School, was founded in 19 1 1, named after Tsinghua, Shui Mu. 19 12 was renamed Tsinghua school, referred to as "the cradle of red engineers", Tsinghua University. Tsinghua University school emblem is a round face composed of three concentric circles, with an outer circle at the top and bottom.