Silicone wristband General project: Research and development of new material technology; Technical services, development, consultation, exchange, transfer, and promotion; Import and export of goods; Technology import and export; Mold sales; Engineering management services; Wholesale of electronic components; Retail of electronic components; Retail of clothing and apparel; Wholesale of clothing and clothing; Rental of clothing and clothing; Wholesale of shoes and hats; Retail of shoes and hats; Retail of automotive parts; Wholesale of automotive parts; Sales of chemical products (excluding licensed chemical products); Sales of specialized chemical products (excluding hazardous chemicals); Sales of feed additives; Fertilizer sales; Sales of animal husbandry and fishery feed; Marketing planning; Information consulting services (excluding licensed information consulting services); Enterprise management consulting; Enterprise management; Advertising design and agency; Consulting and planning services; Conference and exhibition services; Business secretary services; Organize cultural and artistic exchange activities; Professional design services. (Except for projects that require approval in accordance with the law, business activities shall be carried out independently with the business license in accordance with the law)