Home / Standards / GB/T 35640-2017 GB/T 35640-2017 Active Data model and exchange format for public transportation navigation 公交导航数据模型与交换格式 Standard Type GBT ICS 07.040 CCS A76 Status 现行 Issue Date 2017-12-29 Implementation 2018-07-01 Responsible Dept 自然资源部(测绘地理) Drafting Unit N/A