Our enterprise since its inception, constantly regards product good quality as organization life, constantly improve production technology, strengthen merchandise high quality and continuously strengthen enterprise total good quality administration, in strict accordance with all the national standard ISO 9001:2000 for ophthalmic lenses blue cut, Optical Photochromic Lens , blue blockers at night , Convex Cylindrical Lens ,Blended top . All products are manufactured with advanced equipment and strict QC procedures in order to ensure high quality. Welcome customers new and old to contact us for business cooperation. The product will supply to all over the world, such as Europe, America, Australia,Borussia Dortmund, Karachi,Venezuela, Frankfurt.Each customer's satisfactory is our goal. We are looking for long-term cooperation with each customer. To meet this, we keep up our quality and provide extraordinary customer service. Welcome to our company, we are expecting to cooperate with you.