... special scale packing... 1. CCTV high frequency welding machine 2. 2-position operation 3. pneumatic Adv.:high- ... efficiencyINTRODUCTION:5kw double heads high frequency welding machine is suitable for raincoat ,PVC stationery welding etc. High-efficiency is ... inflatable toy, inflatable sofa, swim ring, swing pool, tent, auto interior decoration, sun visor, embossing on blankets, garments, shoes, ...