Our opc drum are known for their durability, high yield and excellent print quality, we have our own production lines. Savin SP 4510sf, Sharp Mx 3640n , Blades Sf , Xerox Workcentre 7830 ,Canon Mf 6160 Dw . 4. Expert team - Our expert team is always on call to provide personalized technical support and assistance when you need it. The product will supply to all over the world, such as Europe, America, Australia,The Swiss, Norwegian,Victoria, Seychelles.As a leading manufacturer of office consumables in China, we pride itself on providing our customers with products of the highest quality, reliability, energy saving and environmental protection. Our professional team understands the importance of quality and innovation when it comes to office supplies, so we have instituted rigorous testing procedures to ensure our products meet and exceed our customers' expectations.