Hongkong and Shanghai Total Co., Ltd. Is specialized in exporting Measurement & Meter, anemometer, dew point meter, dewpoint meter, portable dewpoint meter, humidity meter, humidity tester, psychrometer etc.
We producing process calibrator, Voltage/mA Calibrator, Temperature Calibrator, Process Source Calibrator, Temperature Simulator Calibrator, Thermocouple Calibrator, RTD Calibrator, Loop Calibrator.