Century clearly color water-based colophony pigment ink, its printing production Can be kept as long as 45-75 year. Even outdoor application such as shopping window, adhibition of car body, outdoor ad. Can be kept as long as 2 years that the dye-based ink can not do. It suits to all kinds of piezo printer and wide-format printer. Especailly for seven colors epson 2100/5500/7600/9600 and six color epson 7000/7500/9000/9500/10000cf/10600, more suitble to the application of digital image. There are other outdoor pigment inks for the following wide-format printer such as mimaki jv2/jv4/roland 540/740/mutoh rj 6000/8000/kodak3043/5260 etc. It can be used in the output of the portrait which need high lightfastness.