Lightfast Ink
LIGHTFAST INKPrinting products such as posters, labels, medicine packages, etc. need to be lightfast and weather resistant. Some general-purpose inks lack lightfastness because they are produced with http://www.huadainkchem.com
LIGHTFAST INKPrinting products such as posters, labels, medicine packages, etc. need to be lightfast and weather resistant. Some general-purpose inks lack lightfastness because they are produced with http://www.huadainkchem.com