Home / Standards / GB/T 39223.4-2020 GB/T 39223.4-2020 Active Ergonomic requirements for healthy home—Part 4: Children's desks and chairs 健康家居的人类工效学要求 第4部分:儿童桌椅 Standard Type GBT ICS 13.180 CCS A25 Status 现行 Issue Date 2020-11-19 Implementation 2021-06-01 Responsible Dept 国家标准委 Drafting Unit N/A