Tsinghua University Academic Affairs Office can't get through.
Does the subject want to ask, "Why can't the Tsinghua University Academic Affairs Office get through?"? Don't dial during working hours. According to the inquiry in official website, Tsinghua University, the telephone number of Tsinghua University Academic Affairs Office will be answered by a special person from 8: 00 to 5: 00 from Monday to Friday, and it is impossible to get through after working hours.