1. Respective dollies in the system are independently driven.
2. Multiple control mechanism.
3. High quality
Random material supply system for random applications for vehicle request by service positions to be made through random material supply system, with random compilation of characteristic address code of service positions through dollies, for them to directly reach the stations where vehicles requested for material supply.
Sorting and distributing system for carrying dollies to set address reading stations on the ground according to the characteristic address codes carried by different types of carried cargos, able to achieve automatic sorting and distributing operations and so on.