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Telephone:010-53704180

Fax:010-53704181

Address:Building 5005, No. 4, Beike Industrial Park, No. 7 Fengxianzhong Road, Haidian District, Beijing

Mailbox:sales@kyphotonics.com

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Copyright ©2019 - 2021 Beijing Keyang Optoelectronic Technology Co., Ltd.
犀牛云提供企业云服务
Address:No. 7 Fengxian Middle Road, Haidian District, Beijing
电话:+86 0755-2955 6666
传真:+86 0755-2788 8009
邮编:330520


TEL 010-53704180 Email sales@kyphotonics.com