The invention provides a 
parking space service and 
management system based on 
parking space state information. The 
system comprises a 
cloud server, an administrator terminal, a driver terminal, a 
vehicle detection module, 
a site terminal component and a parking law 
enforcement terminal, wherein the administrator terminal, the driver terminal, the 
vehicle detection module, the site terminal component and the parking law 
enforcement terminal are connected to the 
cloud server. The 
cloud server is used for receiving, storing, 
processing and updating the 
parking space state information. The parkingspace state information comprises a parking space code, a parking space state and state change time and is mainly determined by a state of the 
vehicle detection module, the parking space information,parking space reservation information and 
check in / check out information. The parking space state comprises states of parking space occupation, an idle parking space, a special parking space and thelike. In the invention, through timely, complete and accurate parking space state information, when an abnormal parking space state is discovered, a 
parking lot administrator is prompted to timely process and correct the state so as to avoid misguiding and mis-occupation; through an economic, effective and legal report and an law 
enforcement program, illegal parking is processed; and parking services of reserved parking, instant parking and parking 
space sharing and a management demand are satisfied.