According to the actual situation, this paper puts forward a reasonable highway charging system scheme, which integrates cloud platform and related terminal technology, so that the highway system can achieve the integration of cloud charging. At the same time, the development of the system program should meet the relevant technical requirements of the transportation department, do a good job of confidentiality, and carry out follow-up work around the actual requirements of the owner and the IOT center. Meanwhile, this work can also establish a good environment for the development of big data, which has significant promotion significance.