WTS/BTSK is the professional geophysical equipments manufacturer, including 1D Resistivity/IP meter, 2D ERT system, TEM system, high-power IP system, seismograph, magnetometer and so on.

WDDS-2/2B digital resistivity meter  is a new generation of DC resistivity equipment which is based on a series of advanced electrical equipment of BTSK for resistivity survey, and adopts 32-bit microcontroller technology and 24-bit A / D technology development.