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ChangChun JingYu Optics Technology Co. Ltd
ChangChun JingYu Optics Technology Co. Ltd , locate in JiLin Province of China. Our Products: Process on many kinds glass crystal parts optics ,complicated lens and copy optics. Including : plane sphere ,prism ,optical filter with some color, film-plating process sapphire cylinder;crystal ...
Telephone：86-431-5198775Address：HUOJU, ChangChun, JiLin, China
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