Missing and damaged manhole cover ? Unable to repair in a timely manner ? Causing personal injury or death accidents. Causing loss of life and property? Complex environment, diversified ownership, old and disrepair roads? Causing missing asset information for the Manhole? Electrical fire occurs in the pipe well,Unable to quickly locate accident points and handle them in a timely manner? Underground cables are often worn and stolen? Unable to real-time understand the status of the Manhole environment? High operating and maintenance costs and so on, a series of problems? To solve above mentioned problems. Our company has successfully developed intelligent manhole covers using technologies such as the Internet of Things, cloud computing, and wireless sensing.