Using independent R&D 433MHz RF network technology and RS232 / 485 / MODBUS, combined with GPRS, the system can wirelessly transmit and manage remote meter data in an economical and reliable way, providing primary billing metering / secondary checking metering services for the UK market. It is one of the biggest equipment and service suppliers of wireless reading meters in energy saving and environmental protection field licensed by the British government. It is widely used in remote meter reading and controlling of electricity, gas, water, heat, oil for all kinds of industries, trades, residents and public resources, such as power substation channel monitoring and automatic distribution network, online monitoring of energy saving and environmental protection application, real-time coal mine and gas monitoring, remote automatic reading meter, etc.