Chongqing Gold M& E Equipment Co., Ltd. is specializes in manufacturing and development of high-resolution geophysical equipment such as Resistivity Meter,Website:http://www.cqtopgeo.com, IP instrument, Electrical Resistivity Tomograph, Seismic equipment,magnetometer, borehole camera, well logging and drilling equipment. Also we supply the surveying equipment such as GPS, Total Station, Echo sounder and so on.