Orthographic images from aerial and satellite imagery are used to create, clarify, and update topographic maps. It can also be used as a base map for ground cover maps. This is because the use of aerial and satellite imagery has the advantage of saving time and money over field measurements and clarifications, as well as making it easier to monitor and analyze changes in surface objective. For example, pollution, disasters, urban sprawl, forest and steppe fires, and volcanoes ect.

Geoportal is a system that integrates geographic information system services, web applications, and information with 16 spatial basic data, allowing them to be searched and retrieved from the website via metadata.

Integrated National Land Management System /online system of land management plan, online system of land exchange, valuation, tax and payment system, land cadastre information system, land monitoring network/

Online system of professional organizations engaged in land management, land cadastre, land condition and quality assurance, geodesy and cartography

"Land exchange" means to organize auctions and project tenders in accordance with relevant procedures for privatization, possession and use of state-owned land and transfer of land ownership and possession rights to citizens and legal entities; also a set of activities with software and special rules for market prices, other information and inquiries.