Home / Standards / GB/T 40199-2021 GB/T 40199-2021 Active Technical requirements for resource recovery and further processing of urban garden waste 城市园林废弃物资源回收和深加工技术要求 Standard Type GBT ICS 13.020.10 CCS z51 Status 现行 Issue Date 2021-05-21 Implementation 2021-12-01 Responsible Dept 国家标准委 Drafting Unit N/A