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    full lab servicecontact us

    factory address
    jining high-tech development zone, shandong, china
    call center
    +86 152 2121 6908
    give us a free call 24/7
    headquarters

    room a2110, building 55, no. 709, lingshi road, zhabei district, shanghai
    email us
    sales@ohans.com
    service@ohans.com
    technical@ohans.com

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        http://www.ohans.com/wp-content/uploads/2022/02/logo.png
        +86 152 2121 6908
        sales@ohans.com
        service@ohans.com
        technical@ohans.com
        room a2110, building 55, no. 709, lingshi road, zhabei district, shanghai

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