Engineering survey

Geographic information system engineering: geographic information data collection, geographic information data processing, geographic information system and database construction;

Engineering survey: control survey, topographic survey, planning survey, construction engineering survey, deformation deformation and precision survey, municipal engineering survey, water conservancy engineering survey, line and bridge and tunnel survey, underground pipeline survey, mine survey;

Real estate surveying and mapping: cadastral surveying, real estate surveying and mapping;

Marine mapping: sea ownership mapping, coastal topographic survey, bathymetric survey, hydrological observation...