Yunyin ( Guangzhou Yilong Tengfei Technology ) is a manufacturer specialized in all kinds of compatible laser printer consumables.The company is committed to providingprofessionaltechnical solutions for dealersand consumers withdifferent needs.We Have Introduced Advanced Production Technology And Management To Provide Quality And EnvironmEnt-Friendly Printer, Copier Consumables and Spare Parts. Our Products Include Toner Cartridges,Drum Units, Fuser Assembly,Developer Unit and Other Office Equipment/Parts.Welcome to contact us.