Transportation equipment testing need precision and complicated calculation and analysis, whether railway, shipbuilding, aviation, road maintenance, maintenance personnel need to be in the outdoor environment to gather detailed data, the field analysis to confirm the safety and correct. To make on-site maintenance personnel can be connected to the various inspection equipment and real-time transmission data back to the control center, Getac interface provides a number of special industries and the wireless network communication, to ensure the real-time communication and control.