GIA lenses are made possible through the integration of innovative American technology with Taiwanese manufacturing efficiency and the unsurpassed quality of Japanese anti-reflective coating know-how. At the heart of Polylite's quality policy is a commitment to innovation and excellence in order to meet or exceed our customer's safety, health and beauty expectations.

GIA polycarbonate lenses maintain a competitive advantage over competitors through global integration, superior research and development, integrated and highly efficient manufacturing processes and ongoing technical training of the worldwide staff.
Due to it’s serious commitment to excellence and quality, Polylite Taiwan earned CE & ISO9002 international certification in 1998 and DIN certificate conform to the safety lens.