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2019

  • Newly developed soundproof sandwich panel roof

    Newly developed soundproof sandwich panel roof

    2019-06-05

    ☆ Panel development history: Originally we had one customer who wanted to build one power plant,and asked us to offer him soundproof rockwool sandwich panels in 100mm. But finally this customer chose more cheaper type.So Yumisteel hold the development of PU sealing rockwool soundproof panels. In Mar...

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