通知写道，一般情况下，小学生就寝时间不晚于21:20、初中生不晚于22

The notice stated that under normal circumstances, bedtime for elementary school students is no later than 21:20, junior high school students no later than 22:00, and high school students no later than 23:00. But it's still difficult to go to bed on time. As shown in the figure below, a survey data in 2020 shows that the average bedtime of primary school students on study days is already 21:58, and the rest days are even later.

The notice reads that, in general, elementary school students go to bed no later than 21:20, junior high school students no later than 22:00, and high school students no later than 23:00. But it's still hard to go to bed on time. As shown below, a 2020 survey shows that the average school day pupil has gone to bed at 21:58, with a later rest day.

Under normal circumstances, pupils should go to bed no later than 21:20, junior high school students no later than 22:00 and senior high school students no later than 23:00, the notice said. But it's hard to get to bed on time. As shown in the figure below, a survey data in 2020 shows that the average bedtime of primary school students on study day is already 21:58, and the rest day is even later.<br>