Home / Standards / GB/T 9774-2020 GB/T 9774-2020 Active Sacks for packing cement 水泥包装袋 Standard Type GBT ICS 55.080 CCS A82 Status 现行 Issue Date 2020-09-29 Implementation 2022-04-01 Responsible Dept 国家标准委 Drafting Unit N/A