Established in 2003, Mainland Optics Inc is specialized in all kinds of high end optical frames (pure titanium , beta titanium , acetate, wood like acetate, wood, bamboo, stainless steel, aluminum alloy, and so on.) using imported raw material with professional technology, strong R&D, wonderful plating, perfect polishing. We offer you OEM service, customer logo , all according to your requirement. You can give your design or just a idea. We are quite confident that our products are 100% grade A quality guarantee , with the quality warranty period of 1 year after shipment deliveries. Also we offer you the most reasonable price in the optical market.