ps:Non-Chinese users please download here!
Surveyor is a surveying application that runs on smart mobile devices and is mainly used in roads, bridges, railways, tunnels, subways, municipalities and other projects. It can connect to instruments wirelessly and receive measurement data in real time, eliminating the trouble of manual input and avoiding problems caused by input errors. Using the powerful processing power of the mobile phone, the results can be calculated instantly, coupled with the intuitive graphical display, it has the characteristics of accurate calculation, easy and efficient, intelligent and convenient.

Connect instruments
Connect instruments to obtain coordinate data in real time
Connect the total station and GNSS receiver to receive measurement data in real time. After being connected, it can replace the original factory program for setting out. Save yourself the trouble of manual typing and avoid problems caused by typing errors.
Currently supported total station brands include: Leica, Topcon, South, Sokkia, Pentax, GeoMax, Nikon, etc.
Supported GNSS receiver brands include CHCNAV, South, HI-Target ,Alpha,UniStrong,STONEX,etc.
CAD STAKING
Point and line staking related to CAD
Call the local CAD drawing file on the mobile phone and select any point or line segment for staking


Tunnel survey
Tunnel section measurement
It has integrated solutions for tunnel engineering section measurement, excavation contour staking, section scanning and acceptance, batch data processing, and graphics generation.
Operating Environments

Android: Version 8 and above

iOS: Version 15 and above

HarmonyOS: supported