We are established in 1998 to be a leading manufacturer and exporter located at Hangzhou city, Zhejiang Province of China.We specialized in optical and ophthalmology products, our main products include sunglasses, reading glasses, optical frames, optical lenses, optical instrument and accessories, own subordinate factories all have professional technicians and advanced machines, most of goods passed CE, UV400, UL,CCC,FDA.We arrange for product ...