GB/T 17223-2012
ActiveHealth requirements of daily learning time for secondary and elementary school students
中小学生一日学习时间卫生要求
Application Summary AI generated
This standard specifies the maximum daily learning time limits and rest intervals for primary and secondary school students, including classroom instruction, homework, and extracurricular activities. It is applied by educational institutions, health authorities, and school administrators in China to prevent excessive fatigue and protect students' physical and mental health. The standard is used in the context of school scheduling, curriculum design, and health supervision to ensure compliance with ergonomic and developmental needs.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.