Based on advanced technologies such as big data and the Internet of Things, the rail network, urban rail network, high-speed rail network and aviation network will gradually realize the Internet of Things, online operation and maintenance, full line visualization, data fusion, intelligent analysis, etc., so as to truly achieve the security inspection networking, prevention and inspection integration, improve the traffic safety management of the four networks, and ensure the safe and stable operation and healthy new development of traffic.Based on advanced technologies such as big data and the Internet of Things, the rail network, urban rail network, high-speed rail network and aviation network will gradually realize the Internet of Things, online operation and maintenance, full line visualization, data fusion, intelligent analysis, etc., so as to truly achieve the security inspection networking, prevention and inspection integration, improve the traffic safety management of the four networks, and ensure the safe and stable operation and healthy new development of traffic.