Flow Meter, Flow Switch, Pressure Sensor manufacturer / supplier in China, offering Shanghai Gn Cx-DN6 0.06-0.6 M3/H Digital Flue Flow Sensor Conductive Liquid Water Wastewater Electromagnetic Flow Meter, Shanghai Gn High Precision Clamp Type Ultrasonic Flowmeter RS485 Sewage Water Meter Wall Mounted Ultrasonic Flow Meter, OEM Polymer Gear Metering Pump for Melt Processing and so on.