the continuous ink supply system [ciss] is a new designed ink supply system to reduce the printing cost as low as 90%. the continuous ink supply system provides significant cost and time savings to the high volume ink user. the continuous ink supply system is an innovative product. all you need to do is to change its original ink supply system without refitting the machine. thus enable normal printers whose cartridge needs changing to become a continuous ink supply printers. our cartridges are specially designed for ciss, this design reduce the rate of line missing and leaking when printing continuously, simple on installation, lessen the pressure on the printer head which is resulted by ink. our ink is with high and vivid output, it can flow smoothly from external ink tank to ink cartridges, and will not clog the printer head. this system can apply to epson, canon, hp printers. the advantages are • easy to refill • environment friendly • no more ink cartridge purchases. no more cartridge replacement. refillable ink tank allows countless refills. • easy installation. anyone can do it within 5 minutes. • use dye, pigment, or sublimation ink as you wish. • doesn't require you to "pump the ink" to get it working. • if you run out of the ink, you will only need to buy the refill ink for this system. simply pour the new ink into the tank. • no sponge. no drilled holes. great deals on these products because we can guarantee you the best quality and prices as we are the maker that is you are buying directly from us.