Home / Standards / GB/T 44178-2024 GB/T 44178-2024 Active Green product assessment—Stone 绿色产品评价 石材 Standard Type GBT ICS 91.100.15 CCS Q21 Status 现行 Issue Date 2024-06-29 Implementation 2025-01-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A