Aside from silkscreen and pad printing, data files needs to be ready in CMYK colour method. Remember the fact that When the setup is Incorrect, colours to the concluded item may differ from your file you sent. Here is tips on how to set your artwork to CMYK colour manner https://cheapest-flyer-printing-s00000.blogzet.com/flyer-printing-in-choa-chu-kang-things-to-know-before-you-buy-42505584