Not Monday to Friday, but Saturday and Sunday. According to the regulations of official website, the logistics department of North University for Nationalities, the staff canteen of North University for Nationalities is closed to students from Monday to Friday, because there are more teachers dining in the staff canteen on weekdays, and it will be crowded. However, on Saturday and Sunday, the teaching staff are closed to work, so it is open to students. Therefore, students in the staff canteen of North University for Nationalities can eat on Saturday and Sunday, but they can't eat from Monday to Friday.