... C M Y 4. Ink type: dye ink, pigment ink Advantage:1. High quality: imported PP material, ultrasonic wave welding, anti-corrosion, can fill ... , no pollution to the environment.3. Low cost: the refillable ink cartridge can is recycle, together with our special pigment, dye ... time injection mould technology, so there is no air and ink leakage, no shape deformation.6. Durability: with permanent chip, long ...