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    Innovation journey

    Innovation leading

    2005 year

    [Silicon PU court material]
    The Changhe Group lasted three years and invested more than 3 million R & D funds. It successfully developed an "up and down shot" innovative elastic court material and will be named "silicone PU". Silicon PU is the first synthetic elastic sports floor material that can be directly constructed on cement.

    2009 year

    [Innovative technology is recognized by the government]
    The silicon PU elastic court material developed by Changhe Group won the "third prize of science and technology of China Building Materials Distribution Association".

    2010 year

    [Silicon PU obtains ITF certification]
    Changhe Silicon PU obtained the ITF field earth speed classification certification, which is the first silicon PU product in the world to obtain the International Network Federation certification.



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