High quality of opc drum, pcr, mr and virgin shell. All parts 100% have been strictly test to ensure the perfect matching. High quality of lg, mitshbishi, tomoegawa toner powder with good printing performance, sharp text printing and less waste toner. Darkness>1.40, defective rate90% 1. Moq: 4pcs 2. Payment: paypal, t /t, western union or irrevocable l/c at sight 3. Price terms: fob zhuhai 4. Quality: 18months warranty 1:1 replacement for the defective goods 5. Packing: neutral packing 6. Delivery: 1-3 days upon receipt of payment confirmation