Engineering and technology research and experimental development; technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; security equipment manufacturing; security equipment sales; production of special labor protection supplies; sales of special labor protection supplies; manufacturing of metal products for safety and fire protection; sales of fire fighting equipment; sales of outdoor supplies; manufacturing of daily necessities; sales of daily necessities; sports use Manufacturing of products and equipment; wholesale of sporting goods and equipment; retail of sporting goods and equipment; manufacturing of lighting equipment; sales of lighting equipment; manufacturing of plastic products; sales of plastic products; manufacturing of synthetic fibers; sales of synthetic fibers; clothing manufacturing; retail of clothing and apparel; manufacturing of metal signs for transportation and public administration; sales of signs for transportation and public administration; production of labor protection supplies; labor protection supplies Sales; shoe manufacturing; wholesale of shoes and hats; retail of shoes and hats; manufacturing of metal daily necessities; sales of metal products; manufacturing of synthetic materials (excluding hazardous chemicals); sales of synthetic materials; sales of needle textiles and raw materials; sales of needle textiles; manufacturing of industrial textile products; sales of industrial textile products; manufacturing of home textile products; luggage manufacturing; luggage sales; import and export of goods; technology import Export; artificial intelligence application software development; motorcycle and parts research and development; new material technology research and development; carbon fiber recycling technology research and development; science and technology intermediary services; motorcycle parts manufacturing; metal material manufacturing; fabric printing and dyeing; plastic surface treatment; packaging materials and products sales; glass fiber and products sales; moped bicycles, scooters and spare parts sales; professional design services.