免费的黄色A片国内|国产黄片观看不卡|欧美久久久久久久久久久|美女全裸一区二区|日本高清在线不卡小视频|日本久久久久韩日性精品|成人一级A片儿|人妻的搜索结果-91n|美国一级一级黄片|黄片视频一区二区

       The development orientation of the industries of D&Y Group is to use differentiated, personalized and functional products to meet the individual needs of different customers, and to rely on scientific and technological innovations to build the leading position of market segments. The Group emphasizes on the development of new textile materials, bacteriostatic, antibacterial, hygroscopic, breathable textiles; utilizes high-tech fibers to develop highly powerful, flame-retardant protective textiles; researches on new technologies with independent intellectual property rights, involves in industrial textiles; researcheson the integration between "Internet +" and textile and garment industry, strives towards informatization, intelligentialization, automation, and developsinto a large-scale textile and garment R&D and production base that sets the trend.