GI10/1 is a passive piezoelectric AE sensor with preamplifier built-in and very low frequency response,all-metal shell features makes it reliable and could be buried in the ground for long-term monitoring.

SW7 is a high-precision ultrasonic thickness gauge independently developed by Qingcheng Ltd., which is suitable for various materials through-coating high-precision measurement needs.

SW6 high-precision ultrasonic thickness gauge, suitable for various materials high-precision measurement needs, can be applied to steel, cast iron, aluminum, copper, zinc, etc.

The GI150/5 is an intrinsically safe explosion-proof sensor, it is integrated with a 26dB5V preamplifier inside.

The WI800/1 broadband built-in preamplifier integrated acoustic emission sensor has a frequency range of 50KHz-800KHz and a resonant frequency of 600KHz.

The WI800 broadband built-in preamplifier integrated acoustic emission sensor has a frequency range of 50KHz-800KHz and a resonant frequency of 600KHz.

WM500/1 is a passive piezoelectric wideband miniature AE sensor. It is specially designed to provide a flat frequency response to acoustic emission signals over its entire frequency bandwidth.

The WI800 broadband built-in preamplifier integrated acoustic emission sensor has a frequency range of 50KHz-800KHz and a resonant frequency of 600KHz.