<pre id="tt9tv"><del id="tt9tv"></del></pre>

        <p id="tt9tv"><del id="tt9tv"></del></p>

          
          

          <ruby id="tt9tv"></ruby>

                  <ruby id="tt9tv"><b id="tt9tv"><var id="tt9tv"></var></b></ruby>

                  Technology Center

                  In 2010, the company's technology research and development center was identified as "Qingdao City Enterprise Technology Center." After years of scientific and technological innovation, the company has more than 1,600 patented products, the number of patents in Qingdao ranked first in 2010.
                  Tel: 86-400-9607-119
                  Address: No. 3, Dasha Road, North District, Qingdao City
                  Address: No. 1, Shuangyuan Road, Chengyang District, Qingdao City
                  青青精品国产自在线拍-亚洲欧美国产综合精品-在线偷拍视频精品视频