The registered address of Guangdong Dongsheng Sealing Technology Co., Ltd. is Weiye Street, Hengjiao Village, Shijie Town, Dongguan City. The registration authority is Dongguan Market Supervision Administration, and the legal representative is Li Yulan. The business scope includes research and development, production and sales of mechanical seal accessories, mechanical parts, hydraulic parts, machine tool accessories, rubber and rubber products, plastics and plastic products, hydraulic and pneumatic components, hardware products and accessories, molds; Production and sales: travel goods, luggage and accessories, textiles; Maintenance, installation, and technical services: general machinery; Technology import and export, goods import and export. (For projects that require approval by law, business activities can only be carried out after approval by relevant departments)