... frequency welding machine: specialized in all Environment-friendly synthetic leather material,such as PVCPETGAPETEVAPEVAPTUPU,and so on.they can be ... one time is ok, easy to accurate position;5, leather products, Paper Card, vacuum-Thermoform cutting edge is smooth ... and cutting;3upper and soles welding cutting.4, brands, watch bands, leather cup welding and cutting.Machine Model: JY-8000SKJY-10000SKJY ...