... used in packaging stationery,MP3,MP4,clamshell packaging for toothbrush,toys,gift,hardware,Udisk... for embossing trade Mark,Sticking Label, Raincoat,Umbrella ... :-Add oil lubricant in each function parts every several days, and often wipe cleanly.-To cleanout and lubricate each parts of the machine ... should be repair flatly and smoothly in time. HF welding machine for car mat