Being affiliated to the Institute of Geographical Sciences and Resources of Chinese Academy of Sciences, it is a national key laboratory for studying the theory, method and application of geographic information system, and an importer of the concept of digital earth in China.
www.lreis.ac.cn
Apollo science and technology group
Geographic information system, remote sensing, global positioning system, groundwater and geological simulation, three-dimensional simulation, vectorization software.
www.apollotg.com
Map window
Provide all kinds of information related to maps, geographic information systems, remote sensing, global positioning system and tourism.
www.mapwindows.com
National basic geographic information system
One of the national geographic information storage, data management, map making and data application systems. It is a professional information system of the State Bureau of Surveying and Mapping (SBSM).
nfgis.nsdi.gov.cn
Institute of environmental systems
www.esri.com
Geographic information system space station
Geographic information system, ArcGIS, ArcInfo, MapObjects, ArcSDE, etc.
www.gissky.net
Yuantu Development Room, School of Resources and Environmental Sciences, Wuhan University
Software, theory and technology exchange of cartography, digital cartography, electronic map and geographic information system.
www.telecarto.com
Gis space in Wang Xiaohong
Gis papers, mapx, mapx data, China Geographic Information System.
www.cngis.net
MapAsia & lt English & gt
Map search, urban planning.
www.mapasia.com
MapX expert forum
Mapx data mapx tutorial mapx reference guide mapx FAQ, mapx download MapX code base.
www.5 1gis.com
Remote sensing and GIS laboratory
This paper introduces the general situation, scientific research strength, papers and achievements of the laboratory.
www.westgis.ac.cn
Zhejiang surveying and mapping
Provide basic surveying and mapping information retrieval and query services in Zhejiang Province.
www.zjch.gov.cn
China academy of sciences geographic information industry development center
Engaged in the development of full-component gis software and webgis, and the construction of gis projects.
www.gischina.com
Atlas of China's natural resources statistics
Provide the query of land resource map, biological resource map and agricultural resource map.
www.naturalresources.csdb.cn/zy/show/shi4new.asp
Atlas of natural resources in China
Provide maps of water resources, land resources and forestry resources.
www.naturalresources.csdb.cn/ny/cdroom/tx2new.asp
China academy of sciences Beijing zhongke Yongsheng company
Mainly engaged in electronic maps, intelligent transportation, remote sensing, geographic information system and global positioning system data.
www.casw.com.cn
Huahao technology home page
Geographic information system gis and webgis applications, processing and selling electronic maps, simulated shooting training.
www.mapforyou.com