Qingdao Realltech Instruments Co.,Ltd is one of manufacturers of instruments and meters in China. Our main products include Water Activity Meter, Resisitance Thermometer, Thermocouple Thermometer, Dew Point Meter, Temperature and Humidity Meter, Temperature Calibrator, Vibration Meter, Sound Level Meter, Surface Roughness Tester, Gloss Meter, Reflectance Meter, Window Tint Meter, Coating Thickness Gauge, Ultrasonic Thickness Gauge, Ultrasonic Leakage Detector, Ultrasonic Flaw Detector, Whiteness Meter, Stroboscope, Tachometer, Lux Meter, Hardness Tester, Digital Force Gauge, Tension Tester, Color Meter, Anemometer and etc. Widely used in electronic appliances, industrial textiles, construction hardware, petrochemical, power machinery, heating and cooling, surveying and mapping, automotive manufacturing, metallurgical forging and other industries.