• Dongguan Kaiyong Photo-Eletronic Tech. Co., Ltd.

    Dongguan Kaiyong Photo-Eletronic Tech. Co., Ltd., is a company specializing in the production of optical coating materials high technology enterprise.The through introduction domestic and foreign advanced testing equipment, with tsinghua university, China university geosciences, ...

    Telephone: 86-010-67159833Address:Phase 3 Building, Beimen Industrial Zone, Qiaoli, Changping Tow

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