Home / Standards / GB/T 38705-2020 GB/T 38705-2020 Active Classification and basic requirements for urban heat supply facilities operation safety information 城镇供热设施运行安全信息分类与基本要求 Standard Type GBT ICS 91.140.10 CCS P46 Status 现行 Issue Date 2020-03-31 Implementation 2021-02-01 Responsible Dept 住房城乡建设部 Drafting Unit N/A