With 3 years' experience of manufacturing all kinds of CR-39 lenses from finished product to semi-finished product, DanYang Chenyuan Optical Co., Ltd has been one of the leading lenses manufacturers in China. With advanced and precise production lines imported from Germany and Korea, all manufacturing procedures, quality controls and services are conducted and managed by professional & qualified technicians and a cohesive management team with rich experience. Our company is certified by ISO9001 standard and our products have been registered with CE and FDA. With years of experience in lens field, our products are enjoying high popularity and a unique position in the optical industry in both domestic and overseas market.
