T/CAQI 29-2017 Installation acceptance requirements for drinking water treatment devices in primary and secondary schools

T/CAQI 29-2021 Guideline for air quality management of classrooms inprimary and secondary school

GB 4706.1-1998 Safety of household and similar electrical appliances Part 1:General requirements GB 4706.1-2005 Household and similar electrical appliances—Safety—Part 1:General requirements GB/T 4706.1-2024 Safety of household and similar electrical appliances—Part 1:General requirements GB 4706.13-1998 Safety of household and similar electrical appliances Particular requirements for refrigerators, food-freezers and ice-makers GB 4706.13-2004 Safety of household and similar electrical appliances—Particular requirements for refrigerating appliances, ice-cream appliances and ice-makers GB 4706.13-2008 Household and similar electrical appliances—Safety—Particular requirements for refrigerating appliances,ice-cream appliances and ice-makers GB 4706.13-2014 Household and similar electrical appliances—Safety—Particular requirements for refrigerating appliances, ice-cream appliances and ice-makers GB/T 4706.13-2024 Safety of household and similar electrical appliances—Part 13:Particular requirements for refrigerating appliances,ice-cream appliances and ice-makers GB 4706.19-2004 Safety of household and similar electrical appliances—Particular requirements for appliances of heating liquids GB 4706.19-2008 Household and similar electrical appliances—Safety—Particular requirements for heating liquids GB/T 4706.19-2024 Safety of household and similar electrical appliances—Part 19:Particular requirements for appliances for heating liquids GB 4706.36-1997 Safety of household and similar electrical appliances—Particular requirements for commercial water electric boilers and liquid heaters GB 4706.36-2014 Household and similar electrical appliances—Safety—Particular requirements for commercial water electric boilers and liquid heaters GB/T 4706.36-2024 Safety of household and similar electrical appliances—Part 36:Particular requirements for commercial water electric boilers and liquid heaters GB 5749-1985 Sanitary standard for drinking water GB 5749-2006 Standards for drinking water quality GB 5749-2022 Standards for drinking water quality GB/T 17219-1998 Standard for safety evaluation of equipment and protective materials in drinking water system GB 18145-2003 Ceramic cartridge faucets GB 18145-2014 Ceramic cartridge faucets GB/T 26572-2011 Requirements of concentration limits for certain restricted substances in electrical and electronic products GB 30978-2014 Minimum allowable values of the energy efficiency and energy efficiency grades for water dispensers QB/T 1334-2013 Water faucet general technical specification QB/T 1334-1998 QB/T 1334-1998 Water faucet general technical specification QB 1334-1991 spiral lift type faucet QB/T 4693-2014 Installation specifications for continuous household and similar purpose water purifiers T/CAQI 31-2017 Drinking water treatment device technical specifications for primary and secondary school campuses GB 26572-2025 Requirements for restricted use of hazardous substances in electrical and electronic products GB 50099-2011 Code for design of school CJJ/T 110-2017 Technical specification of pipe system for fine drinking water in building and sub-district GB/T 17219-2025 Hygienic safety evaluation of distribution equipment,protective materials and treatment materials in drinking water system