... 3)ISO9001 and CE 4)low power high frequency box making machine Descirption this high frequency machine is suitable ... PVC,soft gums or hard rubber(content above 30%PVC).leather and cloth etc. main applicationhigh frequency plastic packagingincluding heat ... ,automobile ornaments,sunshade,trademarks,garments,shoe and cap embossing,leather embossing;gas mattress,boat,life jacket,toy,stationery,raincoat, ...