Sub-Working Group of the IEEE 1939.1 Working Group
| Sub-WG | Host | Chair | Participants |
| (1) Gridding | Collaborative Innovation Center For Geospatial Big Data, Peking University | Fuhu Ren | Institute of Geographic Science and Natural Resources Research, CAS |
| (2) Remote sensing | Institute of Geographic Science and Natural Resources Research, CAS | Xiaohan Liao | GreenValley International
Tianjin WOMOW S&T CO. ,Ltd. China Southern Power Grid Co. Ltd China TOPRS Technology Co. Ltd. |
| (3) Communication & Networking | China Mobile Chengdu Institute of Research and Development | Yu Su | Huawei |
| (4) Identification & Authentication | China Electronics Strandardization Institute | Haiying Lu | China Mobile Chengdu Institute of Research and Development
Huawei Xiaomi State Grid Corporation of China (SGCC) |
| (5) Path planning | Institute of Geographic Science and Natural Resources Research, CAS | Xiaohan Liao | Collaborative Innovation Center For Geospatial Big Data, Peking University
Xiaomi Honeywell Chengdu Aeronautic Polytechnic(CAP) China Southern Power Grid Co., Ltd Huawei China Mobile Chengdu Institute of Research and Development |
| (6) Operation & Management | the Second Institute of CAAC | Jianping Zhang | Institute of Geographic Science and Natural Resources Research, CAS
Xiaomi Chengdu Aeronautic Polytechnic(CAP) Tianjin WOMOW S&T CO. ,Ltd. Sense Global Corporation China Electronics Strandardization Institute |