91激情网,国产精品99一区二区三区,国产91久久精品一区二区,国产精品欧美一区二区三区

       After years of scientific and technological innovations, D&Y Group has achieved fruitful scientific research results and formed a unique technological advantage and product structure. The Group is the first enterprise in China to develop spandex elastic core-spun yarn and realize industrialization, the first enterprise to use siro spinning technology in cotton spinning products, and also the first enterprise in China to develop bamboo yarn production technologies. Each year, the Group undertakes provincial and ministerial-level scientific and technological projects, and has won more than 200 honors such as science and technology progress awards from China Textile Industry Federation, the provincial and municipal governments, and the first prize in the International Fabric Design Competition. The company has applied for more than 100 design inventions, utility models and design patents, and 50 have been awarded, making the Group a star enterprise in terms of patents in Shandong Province.

鄂州市| 宜阳县| 长乐市| 瑞金市| 禹州市| 静宁县| 张家界市| 延庆县| 绵竹市| 监利县| 稷山县| 古田县| 宁安市| 东辽县| 台北县| 乌兰浩特市| 邯郸县| 登封市| 南充市| 普兰县| 昂仁县| 石狮市| 安顺市| 淳安县| 长岭县| 博野县| 万宁市| 长春市| 固原市| 新化县| 五华县| 通渭县| 顺平县| 和林格尔县| 新兴县| 锡林浩特市| 当阳市| 沛县| 内乡县| 通山县| 铁力市|