Home / Standards / GB/T 39898-2021 GB/T 39898-2021 Active Technical specifications for the construction of intelligent traffic management system 智能交通管理系统建设技术规范 Standard Type GBT ICS 03.220.20 CCS R80 Status 现行 Issue Date 2021-03-09 Implementation 2021-10-01 Responsible Dept 公安部 Drafting Unit N/A