... & optical blanks, glasses spare parts, tools, manufacturing equipments, optometry instruments, raw and auxiliary materials, contact lens & care products, optical plating ... nine editions found on manufacturing, however, In 10th China (Wenzhou) Int'l Optics Fair, China, held on 10-12, ... 2013. 2012 fashionable sunglasses,black,high quality in 11th Wenzhou Int'l Optics Fair, China(men's sunglasses,authentic ...