Established in 1992 ,Shaanxi HongShan Optics& Electric Co., ltd. is located in Xi'an Shaanxi China, as a manufacture and trade company . The subsidiary company Alibaba glasses flat price market with its company which took part in has a strength effect in China. We have advanced production line and depart for coated at vocuum and optical glass Our mainly produce vocuum coated products ,precise optical glass ,flat resin(CR-39) ,auto darking welding helmet glass ,stage light,colour glass ,filter glass coated welding protect flaker, prism ,reflect glass and kinds of coated welding protect glass and we also do as customer's requirement.