★ drum line scope for all kinds of boxes, bags, trays and other pieces of cargo transportation, bulk materials, small items or items to be irregular on pallets can be transported great weight of a single piece of material, or bear a greater Ease of convergence between the filter drum line impact load ★ Features roller conveyor, can be used multiple drum lines and other transportation equipment or plane consisting of complex logistics transportation system, complete the wide range of technology needs. Accumulating roller can be stacked to achieve delivery of materials. Roller conveyor simple structure, high reliability, ease of use and maintenance. ★ roller conveyor is suitable for conveying the bottom is flat items, mainly by the drive rollers, racks, brackets, drives and other components. With throughput speed, running light, to achieve multi-species co-linear shunt transport characteristics