Software development; Internet sales (except for the sale of goods that need to be licensed); Software sales; Electronic product sales; Sales of information security equipment; Sales of network equipment; Retail of electronic components; Wholesale of electronic components; Sales of synthetic materials; Sales of calculator equipment; Development of artificial intelligence application software; Sales of communication equipment; Sales of power electronic components; Technical services, technology development, technology consulting, technology exchange, technology transfer, and technology promotion; Sales of daily necessities; Sales of daily necessities; Sales of household appliances; Sales of household items; Wholesale of kitchenware, sanitary ware, and daily necessities; Retail of computer software, hardware, and auxiliary equipment; Intellectual property services (excluding patent agency services). (Except for projects that require approval according to law, conduct business activities independently based on the business license in accordance with the law)