Shenzhen Ruibu Tech Co., Ltd

Airportelevation and airport elevation position of geoid height difference to theprecision of the half metres or feet are measured, and the air intelligenceservice.
Forinternational non precision approach used by civil aviation airport, each therunway entrance elevation and geoid height difference, and high and lowintermediate point along the runway, significant level must be in the accuracyof two metres or feet are measured, and the air intelligence service.
Precisionapproach runway entrance elevation and geoid height difference and the runwayto the elevation, the highest elevation must be conducted with a quarter of ameter or feet precision measurement, and the air intelligence service.