By sticking to the principle of “Reliable & High Quality”, DONSUN STS Prepayment Energy Meter has been widely accepted by many utility companies in Africa, Asia and South America.（China prepayment energy meter)

The prepayment energy meter can be used in private apartment electricity management in small scale,the prepayment energy meter also can be deployed by national utility company in nationwide scale(China prepayment energy meter

The prepayment function, as its main feature, can improve the financial status of utilities; Now is widely accepted by utility companies around the world（China prepayment energy meter)

We have different teams that specialize in different areas of technology of metering and communication（China prepayment energy meter)

This paper introduces the advantages and applications of the rail-type electric energy meter

This article introduces the installation and use of intelligent prepaid energy meters