Yung Sheng Optical Co., Ltd. was found in 2011, and located at Taichung, Taiwan.Was listed on Taiwan Stock Exchange in 2012.Major business is manufacturing and selling of soft contact lens and lens care products.With its innovative R&D team, advanced manufacturing facilities and professional marketing and sales group, Yung Sheng has successfully certificated by ISO 9001, ISO 13485, Japan FMA (Foreign Manufacturer Accreditation), European CE mark, Taiwan GMP (Good Manufacturing Practice) , US FDA, Korea GMP and Malaysia GMP, etc. to expand its global market.Yung Sheng Optical Co., Ltd. has 16 production lines of soft contact lenses, and 1 production line of lens care products (solution). We have stable production capacity and remarkable flexibility to fit all the demand from customers.