Our main products are Ultrasonic Transmit-time Flow Meters (including DMTFB Clamp-on Series, DMTFC Insertion Series, DMTFF Flanged Series, DMTFD Centre-Insertion Series, DMTFH Handheld Series, DMTFP Portable Series, DMHF Heat Flow Series), Ultrasonic Doppler Flow Meters(including DMDF1B Clamp-on Series, DMDF1C Insertion Series, DMDF3 Portable Series), Series DMTFW Ultrasonic Water Meter and Series DMTFE, DMTFW-E Energy Meter.