Flowmeter manufacturer / supplier in China, offering 2025 New Weizidom Cost-Effective High Quality EU Standard ISO4064 Class B Irrigation Ductile Iron Flange Woltman Water Meter, High Quality 65mm Class B Precision Supporting Daily Data Upload for Smart Metering AMR System Flanged GPRS Water Meter, Weizidom 2025 New High Quality 4G 2g GPRS Communication Class B R100 Smart Remote Cold Water Irrigation Flange Water Meter and so on.