Danyang City, Jiangsu Province, is the worlds largest production base for spectacle lenses. Every two glasses worn by people worldwide are produced in Danyang. The outbreak of the new coronary pneumonia has severely affected the eyewear industry here.…

Danyang City, Zhenjiang Province, is the worlds largest production base for spectacle lenses. One out of every two people in the world wears the lenses are from danyang. The occurrence of the new crown pneumonia epidemic has severely affected the eyew…