<font id="b3brj"></font>

<meter id="b3brj"><strike id="b3brj"><big id="b3brj"></big></strike></meter>

        <listing id="b3brj"></listing>

        0631-3853698

        17863079939

        WEIHAI HELEN NEW-MATERIAL TECH Co., Ltd.

        Weihai Helen New-Material Tech Co.,Ltd was founded in 2013. Our company is mainly engaged in the production of environment-friendly halogen-free flame retardants. The products can substitute flame retardants that produce dioxins and corrosive gases in combustion. It is a high-tech company that integrates R&D, production, training, warehousing, sales and other functions into an environmental protection new halogen-free flame retardant project. Since the products were brought to the market, they have been welcomed by users at home and abroad for their advantages of small addition, low smoke emission, high flame retardant efficiency, no precipitation, no hydrolysis, and basically no emission of the "three wastes"

        Copyright ? 2018 WEIHAI HELEN NEW-MATERIAL TECH Co., Ltd. all rights reserved

        青青在线精品2019国产_国产精品青青在线观看_国产色青青视频在线观看

          <font id="b3brj"></font>

        <meter id="b3brj"><strike id="b3brj"><big id="b3brj"></big></strike></meter>

              <listing id="b3brj"></listing>