Home / Standards / GB/T 41919-2022 GB/T 41919-2022 Active Artificial stone building slab 人造石建筑板材 Standard Type GBT ICS 91.100.15 CCS Q21 Status 现行 Issue Date 2022-12-30 Implementation 2023-07-01 Responsible Dept 中国建筑材料联合会 Drafting Unit N/A