What are the classification of labeling machines and the scope of application of each category?

PVC Shrink Labeling MachineLinear OPP Hot Melt Labeling Machine Automatically detect and adjust the production speed.Emergency Stop Safety Device disables the machine when senses an abnormality.Rotary OPP Hot Melt Labeling Machine Applied for volume label/hot gule/OPP,BOPPpaper label non-stop lab