Company Description
DanYang Changlong Optics Co.,Ltd specializes in producing 1.50/1.56/1.61/1.67/1.74 index plastic lens
and 1.53/1.70/1.80/1.90 mineral lens.
Should any of our products are in your favour, please tell us without any hesitation. We assure you both of our high quality products and best services at all times.
For your information, in our trade with customers, we always adhere to the principle of equality, mutual benefit and the exchange of needed goods thus, by our joint efforts, to promote both business and friendship to our mutual advantage.