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       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.