With a long cold processing and production history of optical elements, Haian Subei Optical Glass Factory has rich technical force, advanced production technology, sophisticated mechanic equipment and complete examination methods. Product quality management system is established according to ISO9002 international standard system. With dependable quality, reasonable price and timely delivery, our factory has won high fame from customers and become a production unit of recommended products by China Optics Association. Having been devoting ourselves to technology innovation, bringing in advanced technology and equipment and enhancing enterprise management for many years, our company has presented kinds of high-taste and high-tech pillar lenses, colored and non-colorful optical glass, more than one hundred kinds of tinted and color filters, optical lenses, prisms, quartz glass, heat insulation