Import and export of goods (excluding items prohibited or restricted by the state), general freight items: processing and sales of packaging products, self-adhesive labels, ribbons, primary processing of agricultural products, sales of packaging machinery, printers and accessories, printer consumables, paper, office supplies, electrical equipment , wires and cables, hardware, department stores, building materials (excluding dangerous chemicals), auto parts, motorcycle parts, lubricants (excluding dangerous goods), daily chemicals, chemical products (excluding chemical dangerous goods and precursor drugs), computers, barcode equipment, scanners, copiers Sales, installation and technical services, communication equipment and accessories (excluding satellite ground receiving devices), manufacturing and sales of communication cables (excluding satellite ground receiving devices), processing and sales of non-ferrous metals (excluding rare and precious metals), metal materials (excluding rare and precious metals), physical Production, sales and leasing of logistics products and equipment, development and sales of computer software, recycling of waste materials (excluding satellite ground receiving devices), production and sales of pearl cotton and plastic packing tapes, house leasing (excluding accommodation), warehousing services (excluding hazardous chemicals), and manual handling.