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    Hebei Dongzhixing Biotechnology Co., Ltd.

    Hotline: +86-310-5233969/5231999
    Address: No. 2 Juhou Avenue, Chengan Industrial Zone, Handan, Hebei
    Contact number: +86-310-5233969/5231999
    Zip code: 056700
    E-mail: dongzhixing2006@163.com

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