China National Standards

China Hygienic requirements classroom GB Standards List

  •  China "Hygienic requirements classroom" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 17225-2017 Hygienic requirements of microclimate for heating classroom in middle and elementary school
    中小学校采暖教室微小气候卫生要求    		 China National Standards
    Hygienic requirements classroom
    English PDF
    GB/T 17226-2017 Hygienic requirements of classroom ventilation in middle and elementary school
    中小学校教室换气卫生要求    		 China National Standards
    Hygienic requirements classroom
    English PDF

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