We are professional on manufacture of continuous ink supply system (CISS) and all kinds of refillable ink cartridges.Our company has focused more attention on the development and manufacture about No Sponge Ink Cartridge for several years and has obtained great achievements in this field.Comparison with original and other compatible cartridges, our productions possesses following advantages:Environment-protected, easy-refilled,Long preservation term.Low cost.Customization. (parts,empty ink cartridge,finished xxxxx).