Using Artificial Intelligence, IoT, Big Data analysis and other technologies, the system can quickly and accurately complete all the check-in baggage inspection. It contains the conveyor, centralized pre-inspection picture review, baggage appearance identification, automatic sorting, baggage marking, inspection channel, and mobile intelligent inspection terminal, assisting the Customs in pre-inspection of check-in luggage, marking, non-contacting identification, and interception alarms. The system meets the inspection and supervision of all passenger luggage, realizing the remote centralized picture review, marking and passenger information query, interception alarms, and management.