Changsha Juntai Space is an excellent technology company. The business scope includes geographic information, software development of smart cities and smart buildings, drone technology, planning and development of cultural memorial parks, surveying and mapping services, land evaluation, land consolidation and reclamation, and land planning consultation. Land planning, urban planning, agricultural project planning, geological disaster control engineering, tourism planning, characteristic town planning, forestry planning, park planning and design; Urban and rural planning and land management services; Land evaluation consulting services; Land registration agent. Geological exploration technical services. Risk assessment of geological disasters. Geological disaster control engineering exploration. Engineering geological survey service. Supervision of geological disaster control project. Geological disaster management service. Patent agency service. Trademark service, using drones to carry out surveying and mapping aerial photography, surveying and mapping instruments, surveying and mapping software, drones, drone system sales, drone technical training, information system engineering planning, smart city planning, and planning, design, development and management of tourist attractions. Software development system integration services, geographic information processing, geographic information data collection, geographic information data processing, geographic information system and database construction.