LE-TG series drum line is conveyed by roller (galvanized, stainless steel, PVC, polyurethane, etc.) as the conveying medium, with guide rails on both sides, which can directly push the conveyed goods to complete the conveying, or by motor as the source power to complete the conveying, such as process requirements can also be customized for backlog conveying. The conveyed object can be directly placed on the upper surface of the roller, or can be equipped with tooling plate conveying. Series drum lines are easy to be connected and filtered. Complex logistics transportation system can be composed of multiple drum lines and other conveying equipments or special units to meet various technological needs. The drum line has the advantages of simple structure, high reliability, convenient use and maintenance, and is widely praised.