Commerce (trade, e-commerce): including department stores, packaging materials, handicrafts, chemical raw materials and products (excluding dangerous goods), chemical reagents, chemical department stores, Wujinjiaodian, electronic products, communication equipment, communication equipment (excluding satellite antennas), telecommunication equipment, telecommunication materials, instruments, wires and cables, electromechanical equipment and accessories (power tools, refrigeration equipment, compressors and accessories) printed matter.
Electronic technology (computer technology, science and technology) includes: the development and sales of computer software and hardware; Computer technical consultation and technical services; Internet engineering construction, debugging and maintenance; Internet operation and promotion, advertising agency; Wholesale and sales of electronic products and accessories; Sales, construction and technical services of security monitoring products; Sales, installation and service of mechanical and electrical products; Wholesale and sales of office tools and office consumables; Engaged in the import and export of goods and technologies.