午夜成午夜成年片在线观看

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  • Technological Innovation

    Home > Technological Innovation
    Invention patent of water-based clothing leather

    Invention patent of water-based clothing leather;

    Invention patent of water-based Microfiber

    Invention patent of water-based Microfiber;

    Waterborne polyurethane synthetic leather technology patent

    Waterborne polyurethane synthetic leather technology patent

    Waterborne polyurethane invention patent

    Waterborne polyurethane invention patent

    凱悅百項水性合成革專利墻

    Huai’an Kaiyue Technology Development Co., Ltd. has obtained hundreds of nationally authorized technical invention patents for water-based polyurethane and water-based microfiber synthetic leather.

    午夜成午夜成年片在线观看
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