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Jinan Which household water meter / Household water meter manufacturers / Purchasing Wholesale / offer so-called smart meter IC card is through the inside of the IC card prepaid in advance, then the amount of recharge to the smart meter which reads every month according to your water to make reasonable estimates and deductions, all the acts are carried out with an automated computer system, but for owners, there is no good trouble, because you can recharge in advance the amount of water a year are rushed to go, so go there once a year will be able to pay the water company. And, every month how much water you use, the smart meter will automatically be converted according to the prevailing price estimates, avoids manual meter-reading mistakes because the disputes, for the Property Management Department and the owners are very convenient thing. Ability to adapt to the environment control system by valve system which gives the pressure loss much lower than other structures of the valve pressure drop, while the valve drive torque generated by the torque required for valve itself is more than 3 times, more than 300% safety factor prevents scale, long-term without too many impurities resulting uncontrolled consequences; signal acquisition using high-quality double-reed, alternating work, which is equivalent to the bistable mode, which can effectively prevent the fibrillation brought backwater measurement error, and can detect the external magnetic interference, mechanical and electronic parts to ensure consistent counting, if the external magnetic interference, two reed then simultaneously pull, start to close the valve control part program to prevent human Pirates of water.