Aiming at stealing oil of oil tank trucks, drivers stealing oil or driving not according to company regulated lines, there are several measures of preventing stolen so as to prevent occurrence of these situations:
1、Camera and hard disc video mode: this mode adopts site shooting video and check the video information after going back to company.
Disadvantages: not easy of installation of camera on oil tank trucks, camera easy to go off track of long run; if run to north for long time, much dust and not easy to clean; non-real-time transmission module, bad real time; need person to conduct data and not easy to consult.
2、Escort recording way along with vehicle. An automobile data recorder is installed on vehicle and then monitor by people.
Disadvantages: bad real time and another is high human cost.
Electronic seals. Each transportation needs at least five seals and can only read at uploading and loading oil, not able to monitor on way. There is unique number on seals, and once open, can not be restored with higher security.
