Information consulting services (excluding licensed information consulting services); Professional design services; Business management consulting; Business management; Technical services, technology development, technical consulting, technical exchange, technology transfer, technology promotion; Supply chain management services; Purchase of primary agricultural products; Sale of plastic products; Sale of metal products; Sale of daily-use wooden products; Wholesale of kitchenware, sanitary ware, and daily sundries; Sale of machinery and equipment; Sale of household appliances; Sale of building decoration materials. (Except for projects that must be approved according to law, business activities may be carried out independently with a business license) Urban delivery and transportation services (excluding hazardous goods); Food sales (only pre-packaged food); Food sales. General cargo warehousing services (excluding hazardous chemicals and other projects requiring license approval);