- 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 )