Hangzhou Gioever Optical Co., Ltd., a subsidiary of Hangzhou Bluebird Trading Co., is located in Hangzhou, the world famous tourist city in China. We involve in several production bases by means of investment or cooperation in Jiangsu and Zhejiang provinces for production of optical lenses, eyewear cases, frames, reading glasses, components, equipment and devices for opticians. 10-20 sales persons are employed in our sales department in Hangzhou. We supply in various kinds of mineral lens, CR-39 lens, middle index and hi-index hard resin lens single vision, bifocal or progressive, in traditional spherical or new aspherical design. Our lenses fully meets the general world or Chinese standards like ISO8980-1-1996, GB10810-1996, QB2506-2001, and got CE certified or FDA registered. Our products have been exported to US, South American, Middle Eastern, South East Asian countries or regions. To adapt to the fiery market competition and meet new requirements of modern enterprises, we have introduced VIS (visual identity system) for our company and carried out new management rules according to quality certification system ISO9001.2000. Our ultimate goal is to introduce and provide first class optical products of China with outstanding services and most reasonable prices to our customers abroad. You are welcome to approach Gioever Optical Co., the best supplier choice for various quality optical products of China origin, as well as Hangzhou, the most beautiful city of China.