Being supported by an state-of-the-art and skilled IT team, we could supply technical support on pre-sales & after-sales service for Single Vision Cr 39, Polycarbonate 1.6 Lens , Plastic Semi Finished Lens , Computer Bifocals ,blue blockers gaming glasses . We honor our core principal of Honesty in business, priority in service and will do our best to offer our customers with high quality products and excellent service. The product will supply to all over the world, such as Europe, America, Australia,Guinea, Ecuador,Ukraine, panama.Abiding by our motto of "Hold well the quality and services, Customers Satisfaction", So we give our clients with high quality products and solutions and excellent service. Be sure to feel free to contact us for further information.