... Commerce Zhejiang Donnor Exhibition Co., LtdScale: over 500 exhibitorsExhibits: Sunglasses and sports spectacles, presbyopia glasses, lens & optical blanks, glasses spare parts, tools, manufacturing equipments ... platform for fashion trend, to show the most fashionable optical products. The exhibits include Sunglasses, Presbyoptic Glasses, Lens, Frames, Glasses Package, Glasses Spare Parts, Optical ...