The invention relates to a printing method, which comprises an ink
processing working procedure and a printing working procedure, wherein the ink
processing working procedure is to tone ink containing
pigment and
metal powder to obtain the required
printing ink; and the printing working procedure is to collocate the pressure applied to each drop of printer ink according to a pattern which needs to be printed and the colors of the pattern so as to control the color shade or the
color tone of the pattern on a printing drawing. The printing method is used for unsealing and identifying the printing of various types of labels, anti-counterfeiting stickers or product trademarks, and products produced by utilizing the printing method are unseals, the labels, the anti-counterfeiting stickers, certificates, marketable securities,
bank notes or the product trademarks, and the like with good anti-counterfeiting effect.