<nav id="vcfrr"></nav>
<em id="vcfrr"></em>

    1. <button id="vcfrr"><object id="vcfrr"></object></button>

      <button id="vcfrr"><acronym id="vcfrr"></acronym></button>

      <progress id="vcfrr"><track id="vcfrr"></track></progress>

      <dd id="vcfrr"></dd>

    2. <tbody id="vcfrr"></tbody>

    3. <strike id="vcfrr"><pre id="vcfrr"></pre></strike>

      Honorary qualification

          The company has more than 10 functional new materials with independent intellectual property practical patents, 4 national ecological synthetic leather invention patents, and has formed an independent intellectual property system of Zhongtian. And took the lead to pass ISO9001: 2008 quality management system certification, ISO14001: 2004 environmental management system certification, EU CE certification, ecological green certification and other series of certification, GRS, products passed international SGS testing. The production link strictly controls the product quality and environmental protection quality of the products in accordance with the standards of the management system, is committed to creating green and flawless products, and strives to contribute to the greener environmental protection of shoe leather, luggage leather and high-end furniture decoration.

       

      国自产拍精品偷拍视频,学生精品国自产拍中文字幕,国内绝对真实偷窥短视频,成年片