According to enterprise data, Hebei Ruitong expressway Network Operation Co., Ltd. was established on 2021-kloc-0/-24, and its business scope includes expressway toll management; Electronic toll collection system, intelligent transportation system, application software research and development, technical consultation and technical services; Data processing and storage services; Information technology consulting services; Internet information services (except finance, securities, futures and insurance); Network security services; Maintenance and technical consultation of communication, monitoring and billing system. (Projects subject to approval according to law can only be operated after approval by relevant departments)