Power is supplied and communicated through telephone lines to control the manhole cover switch, manhole cover status, various sensor status, etc.

Unattended medicine lockers

Internet of Things water level monitor

Standard EMU Internet of Things type watt-hour meter

Internet of Things water dispenser control board

Distributed Internet of Things sewage treatment control terminal

Shared bicycle smart lock

It is used in museums, cultural relics bureaus and other occasions with high security requirements, real-time perception of the weight of placed items and RFID tag information, and in case of abnormalities, alarm information can be sent at any time.