1.optonal material:PET,PP,PVC,Hot melt glue,easy film ... (PET),polyvinyl(PVC),hot melt glue,easy film and glass etc,mainly used for the sealing of bottles ... currently it is the most advanced technology for sealing bottles in such inductries as pharmacy,food,grease,daily chemistry, ... developed technologies,and the technological level is in a leading position in the industry Key compoments are adopted the ...