his machine is used to seal  I D card ,work card , drive certificate, photo ,name card ,pictures ,paper and data card and so on .the sealed card can prevent from altering ,water ,defend humid and defend fade ,it can also rise  its strength increase beauty ,so it is used very spreadly ,such as water preventing , falsification and a certificate being polluted, increase beauty and prolong to keep to expect

Attention : if the temperature is too low ,the image of the card will not very clear ,so you should increase the temperature ,if the temperature is too high ,it will let the film not very smooth, so you should lower the temperature ,