Color matching of printed bags
If the colors of the printed packaging bags are fully conceived, from the three primary colors of yellow, magenta, cyan to the three interstitial colors of red, green, and blue, and then the four...
What are the four major printing methods?
Lithography: That is, offset printing, that is, the graphic part and the non-image part on the printing plate are almost on one plane, and the ink is transferred and printed on the substrate by the...