We continue to keep increasing and perfecting our solutions and service. At the same time, we operate actively to do research and enhancement for Cr 39 Vs Trivex, INVISIBLE LENS, hard coating tint, Cr 39 Blue Light Lenses,tintable. We are always looking forward to forming successful business relationships with new clients around the world. The product will supply to all over the world, such as Europe, America, Australia,Bangkok, Kuwait,Tanzania, Kyrgyzstan.The working experience in the field has helped us forged a strong relations with customers and partners both in domestic and international market. For years, our products have been exported to more than 15 countries in the world and have been widely used by customers.