... -6 colors)Surface handlingPerforating, numbering, spot UV, bar code, label sticker etc.FoldingAccordion foldingOthers1. Multi-ply continuous form bills ... on per carton or arrcoding yourrequirement. Changeable bar-code technology is one of key technologies in our company ... paper printing; 2. barcode, numbering, sprocket holes, incorporated label available; 3. custom size, colour, printing (can be up ...