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.

武汉市| 和硕县| 湖北省| 屏山县| 禄丰县| 上蔡县| 会同县| 手游| 秭归县| 大田县| 古丈县| 天长市| 万山特区| 宜阳县| 府谷县| 吴忠市| 汉阴县| 长沙县| 永丰县| 梧州市| 涟源市| 榆树市| 武汉市| 秀山| 巢湖市| 石渠县| 邵阳市| 都江堰市| 辽阳市| 红安县| 紫金县| 民勤县| 彰武县| 卢龙县| 体育| 酒泉市| 仙游县| 南江县| 昭通市| 调兵山市| 宁德市|