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2013 State Grid Single Phase Smart Meter Case of Local Cost Control ( Carrier )
2013 State Grid Single Phase Smart Meter Case of Remote Cost Control ( Carrier )
2013 State Grid Single Phase Smart Meter Case of Remote Cost Control
2016 State Grid Single Phase (Battery can be replaced) Smart Meter Case of Local Cost Control
2016 State Grid Single Phase (Battery can be replaced) Smart Meter Case of Local Cost Control ( Carrier )
2016 State Grid Single Phase (Battery can be replaced) Threaded seal（Chongqing Meter) Smart Meter Case of Remote Cost Control ( Carrier )
2020 State Grid Single Phase (Battery can be replaced) Smart Meter Case of Remote Cost Control ( Carrier )
2020 State Grid Single Phase (Battery can be replacedHardwired) Smart Meter Case of Local Cost Control ( Carrier )

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