General business items are: Communication equipment sales; Technical service, technical development, technical consultation, technical exchange, technology transfer and technology popularization; Electronic product sales; Mechanical equipment sales; Retail of hardware products; Wholesale of hardware products; Mobile communication equipment sales; Mobile terminal equipment sales; Integrated circuit chips and product sales; Internet equipment sales; Internet data service; Sales of power electronic components; Terminal test equipment sales; Internet of things equipment sales; Network equipment sales; Software development; Information system integration service; Internet sales (except the sale of goods that need permission); Retail of pet food and supplies; Automobile decoration products sales; Retail of auto parts; Intelligent vehicle equipment sales; Sales of steam turbines and auxiliaries. (Except for the projects subject to approval according to law, the business activities shall be independently carried out according to law with the business license). The permitted business projects are: None.