With abundant experience of manufacturing all kinds of plastic lenses, our company, Shanghai Conant Optical Co., Ltd. ,established in 1996 ,has been devoted into the world international market as the biggest leading manufacturer in China. With advan...
jiangsu danyang junda optical plant is one of the main professional resin lens producer in east area of china. everyday 10,000 pairs of resin lens will be made in this plant .the plant is one of the units which was authorized to use the brand cr-39 b...
jiangsu jinmu optical co., ltd is one of the largest of optical products manufacturers and distributors in china.our head office lies in situ danyang jiangsu --- the home town of china. and the modern workshops with thirty thousand square meters sett...
