JB-PT350 inspection and marking machine is a supporting product of flexographic printing machine and automatic trademark die-cutting machine, which is used to inspect the quality of flexographic printing and die-cutting products. It has the functions of automatic metering and counting. The machine adopts magnetic powder tension and process correction system.The whole machine has the characteristics of compact structure, fast speed, high efficiency of frequency conversion speed regulation, simple operation and Running in both directions and stable operation.