Geophysical Equipment, Underground Water Detector, Well Logging manufacturer / supplier in China, offering 0.02μa Sampling Resolution Geophysical Equipment Resistivity Meter, Wireless Geophysical Data Acquisition IP67 Waterproof Geophysical Equipment Multi-Frequency Electromagnetic System, 32 Bit High Precision ADC Logger Arm Fpga Geophysical Processor Low Noise Electromagnetic Receiver and so on.