There are self-service weighing system according to
the functional division, mainly composed of the following small systems:
self-service collection / card system, digital electronic truck scale system, self-service
terminal intelligent processing system, IC verification system, car number
automatic recognition system, image capture and video surveillance system, LED
display system, infrared anti-cheating system, traffic light indication system,
voice prompt system, gate current limiting system, PDA handheld terminal
confirmation, etc.