we supply top quality ink and master roll.offer 100% guarantee to our dealers .Because of pretty good quality, our present dealers are very satisfied to our products to make them to be one of the most  important suppliers n their markets and increase their sales more and more. as our quality is same as  original, we use the right way to make ink and master and we are the on;y factory to use purified water to make ink.
we have all series ink, master roll and spare parts for Riso,Richo,Gestetener,Duplo .
our digital duplicator ink features as follows:
1. smells good because of using top quality material and purified water to make.
2. more black than any other ink
3.double sides printing
4.one place one agent policy to protect our agents benefit