Yuanxiang Coal Mine which was belongs to Shanxi Company established the“small change” taskforce, applied the automatic towing device of cable of cantilever roadheader，according to the usage of the long term difficult management of cable of EBZ-260,200 boring machine and security risks.The device with cable is good, good bridge stress stability, strong slope adaptability, small unit running resistance, effectively promote digging construction efficiency. Every group of workers can reduce one person’s workload and the drag cable personnel, and save 280，000 yuan for salaries each month. (Shanxi Company)