(The following topics include but are not limited to)
Hyperspectral image processing
Optical remote sensing
Microwave remote sensing
Remote sensing of atmospheric environment
Remote sensing information engineering
image processing techniques 
Remote sensing data fusion
Remote sensing data quality
Remote sensing mode analysis
Surveying and Mapping
Cartography
Smart Ocean and Digital Earth
surveying and mapping technique
mapping
Theories related to navigation and oblique photography
Technology and Methods
Remote Sensing (RS)
Optical remote sensing
Microwave remote sensing
Remote sensing of atmospheric environment
Planetary remote sensing and mapping
The cryosphere and hydrosphere
Geographic Information Science
Remote sensing information engineering
Spatial database
Earth monitoring and mapping
Space Technology and Landscape
Classification and data mining techniques
image processing techniques 
Hyperspectral image processing
Remote sensing data fusion
Remote sensing data quality
Remote sensing mode analysis
Research and development of surveying and mapping instruments
Geographic and geological informatization
Geographic information technology in geographic environment/geology/geotechnical engineering
Development and application of mineral and energy resources
Earth Exploration and Information Technology
Remote sensing interpretation of geological structure/tectonic evolution
Geological hazard prediction, assessment, and control
Earth Exploration and Information Technology
Geographic Information Systems (GIS)
Global Navigation Satellite System (GNSS)
Satellite navigation and positioning