Tzone Digital Technology Co., Ltd., established in 2006, is a professional manufacturer of temperature and humidity monitoring devices with over 1500 square meters factory and more than 50 employees in Shenzhen, China.

We are a leading hi-tech enterprise with experienced R&D team, production lines, quality management and sales department. The production procedure is fully complied with ISO 9001 standard and all products from us are certified with CE, FCC, RoHS etc.

The products include USB temperature data logger, wireless temperature receiver and sensor, LoRa/ LoRaWan gateway and sensor, transmitter, thermometer and so on, which are widely used in cold chain logistics, pharmaceutical and drug distribution, temperature control and monitoring of freezers, warehouses, workshop, greenhouse. HVAC, kitchen and catering industry etc.