Xinhuanet Beijing, April 2 nd Recently, in order to ensure that primary and secondary school students enjoy sufficient sleep time and promote the healthy development of students' body and mind, the General Office of the Ministry of Education issued the Notice on Further Strengthening the Sleep Management of Primary and Secondary School Students. The "Notice" requires that students' sleep time requirements be clarified. According to the characteristics of students' physical and mental development at different ages.

Pupils sleep 10 hours a day, junior high school students sleep for 9 hours and senior high school students sleep for 8 hours. Schools, families and relevant parties should work together to ensure adequate sleep time for primary and secondary school students.

Strengthen the publicity and education of scientific sleep. Sleep is an important link for the body to recover, integrate and consolidate memory, and it is very important to promote the brain development, bone growth, vision protection, physical and mental health, and improve learning ability and efficiency of primary and secondary school students.