Strengthen vehicle inspections to ensure that vehicles are in good condition. The team must carry out the necessary inspections of the vehicles used by each driver before departure, during the trip and after returning home. In addition, the team is required to schedule monthly vehicle activities, and at the end of each month, during the activity, all parts of the vehicle are inspected by experts, and any problems detected are to be addressed and repaired in a timely manner. Security personnel must regularly inspect the vehicle and promptly repair any potential factors that could affect the vehicle's operation. For fleet vehicles, annual inspections and delivery inspections of vehicles must be performed in accordance with relevant industry standards, and routine repairs and maintenance must not be slack. Vehicle information systems are deployed within the fleet to record vehicle maintenance records, conduct regular vehicle inspections, prevent “sick vehicles” from driving on the road, and prepare spare vehicles to ensure safe travel and safe driving on a daily basis. must be built.