ZhenJiang Century Optical Co., Ltd. is a leading optical frame and lens manufacture and exporter, located in the biggest glasses manufacturing center--DanYang. Century Optics has trained a professional team for production; a very professional team for quality control; a very professional team for sales and after sales service; because of our profession, we can do better than other competitors both at home and abroad. we mainly produce progressive lens photochromic lens and biforcal lens.