... using Japan materials and purified water to make ink.We have all series ink for riso,ricoh, Gestetener, Duplo.Our digital ... agent policy to protect our agents benefit.Main business scope: 1. digital duplicator ink and master roll for Risogrph, Ricoh, Gestetner, ... digital duplicators,printers and copiers.Our mission: to be responsible manufacturer and supplier.Our vision: to make our products to enter ...