The Integrated power monitoring system on Shanghai-Nanjing Expressway Expansions. This system uses distributed monitoring technology on the road over 240 KM . the system is monitoring 35 substations,fee stations ,service area and communications hinge lighting. The system also achieves unmanned substations by video monitor technology.
The whole highway established the monitor center in Maqun,and branch center in Suzhou,Wuxi,Changzhou and Ningzhen.