We follow the quality assurance steps such as Incoming Quality Control, Production Quality Control and Outgoing Quality Control to make sure that each part is perfect from materials to finished products.
Premium product comes from producing, not inspection.
Each cartridge is antistatic and moisture proof packaging in a special black bag to make sure the OPC is well protected before use, and we Inspect the labels and packing in this part, ensured the physical and labels unanimously. First 1 2 Last
Before shipment, our OQC need to do sampling test again, this is the forth time to test our goods.