Guangzhou Tysion Optical Technology Co., Ltd is a professional large-scale manufactory in the line of optical lenses for over 20 years. We Mainly produce finished and semi-finished blank in Index 1.49, 1.56, 1.61, 1.67 in function with blue cut and photochromic, in design with single vision and progressive lens. We always consider quality as the most important element, inspecting piece by piece carefully from Molds to the finished lens. The lenses must go through 8 inspection procedures before shipping. We've established a good business reputation in oversea market. We welcome all of our customers to visit our factory and look forward to establishing long-term business relations with all customers.