Looking for Worldwide distributor.our main hardware and software products include: RTK field mapping system(R1)--Centimeter accuracy dual frequency Handheld GNSS hrtk system(R2E)--Centimeter accuracy dual frequency DGPS data collector(V2E)--Decimeter accuracy single frequency DGPS GIS data collector(K2E)--Meter accuracy single frequency AG200-- be installed on UAV for photogrammetry (to decrease the ground control points about 60%-80%), we are the only one manufacture in China. CORS system--Centimeter accuracy post-processing software 'Caravel PP'; Deformation Monitoring System 'Stone RT '; integrated position and orientation system 'Throstle AV'.More information could be viewed through our website:www.geosun-gnss.com