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Instrument and meter
Graphene far-infrared heater (YD-GH1200/YD-GH1800)
Prepaid ultrasonic heat meter (hot and cold)
Intelligent fire hydrant
Compound water meter
IoT valve controlled pure water meter
Large caliber rotor wet water meter C-type
Industrial grade electronic remote water meter (photoelectric/NB IoT)
Large caliber rotor wet water meter
Photoelectric direct reading remote transmission valve controlled intelligent water meter
Large caliber IC card intelligent cold and hot water meter
Successful operation!