YUNG SHENG OPTICAL CO., LTD.

Taiwanese manufacturer of soft, colored, silicone-hydrogel, blue-light-blocking and ultra-thin contact lenses, plus lens-care solutions. The registered company dates to 1995; official product profiles describe the current Central Taiwan Science Park manufacturing platform as established after a 2010 group merger and operating from 2011. It reports 20 contact-lens lines, one solution line, approximately 10,000 m² of manufacturing space, and OEM exports to more than 20 countries.

Silicone hydrogel contact lensesSoft clear contact lensesDaily disposable color contact lensesMonthly disposable color contact lensesQuarterly disposable color contact lensesHalf-year disposable color contact lensesConventional contact lensesBlue-light-blocking contact lensesUltra-thin contact lensesPearl-powder contact lensesMulti-purpose lens-care solutionPink hydrating solution with vitamin B12