Our opc drum are known for their durability, high yield and excellent print quality, we have our own production lines. Hp Officejet Pro 7740 Cartridge, Liquid Ink , Silent Drum Kit , Portable Drum Kit ,Toner Peptide . Our OPC drum is engineered to provide superior print quality, our toner cartridges are manufactured using the latest technology to produce high-quality prints and ensure compatibility with a wide range of printers. Our ink cartridges are from special source, the price is much lower than buy from HP directly, 100% genuine. The product will supply to all over the world, such as Europe, America, Australia,UK, Barcelona,Iceland, United Arab Emirates.Our professional team understands that customer satisfaction is the key to our success. That's why we are committed to providing our customers with satisfactory service and impeccable products. We strive to provide each client with a personalized service, ensuring their specific needs are met. From product selection to after-sales service, our team does everything we can to help our customers.