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CDGM Co., Ltd.
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Changchun Boxin Photoelectric Co., Ltd.
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Changchun BRD Optical Co., Ltd.
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Changchun Long Ze Precision Optics Co., Ltd.
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Changchun Worldhawk Optoelectronics Co., Ltd.
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Chengdu Dongjun Laser Co., Ltd.
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Chongqing Dontop Optics Co. Ltd.
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Connet Laser Technology Co., Ltd.
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CRYSTECH Inc.
