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CONTACT US

  • CONTACT NUMBER

    +86-10-8456 0667

  • FAX NUMBER

    +86-10-8456 9901

  • COMPANY ADDRESS

    E/5F M7, NO.1
    JIUXIANQIAO EAST ROAD
    CHAOYANG DISTRICT,BEIJING

  • E-Mail

    optics@goldway.com.cn

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