Heat Meter, Water Meter, Thermostate Valve manufacturer / supplier in China, offering Single Jet Liquid Sealed Rotary Vane Wheel Classb Dry Type Water Meter, Dry Type Water Meter Class B Multi Jet (Brass Body) Lxsg-15e-20e, Rotary Vane Wheel Dry-Dial Plastic Body Manget-Resistent Cold Water Meter and so on.