2020 1 1 month. The first round of subject evaluation of the Ministry of Education: it started in 2002 and was published in 2004, which took two years; The second round of subject evaluation of the Ministry of Education: from 2006 to 2009, it lasted for three years; The third round of subject evaluation by the Ministry of Education: from 20 12 to 20 13, it took one year; The fourth round of subject evaluation of the Ministry of Education: it started on 20 16 and was published on 20 17, which took one year. The fifth round of subject evaluation of the Ministry of Education: 2020 1 1 month, so as of April 2023, the last double-class evaluation time is 2020 165438+. "Double first-class" refers to the construction of world-class universities and disciplines.