Technology development and sales of electronic communication products, computer software and hardware, and digital products; operating e-commerce; purchase and sale of electronic components; domestic trade, engaging in the import and export of goods and technology; design, research and development, and sales of toy products. Sales of electrical accessories; sales of audio equipment; sales of electronic products; sales of office equipment consumables; professional cleaning, cleaning, and disinfection services; sales of sanitary products and disposable medical supplies; sales of personal hygiene products; sales of paper products; sales of drug testing instruments; sales of electrical instruments; repair of instruments; sales of intelligent instruments; sales of automobile decorative supplies; retail of motorcycles and spare parts; manufacturing of motorcycle parts; manufacturing of automobile decorative supplies; sales of network equipment; network equipment Manufacturing; data processing and storage support services; sales of electronic components and electromechanical component equipment; manufacturing of electronic components and electromechanical component equipment; retail of computer software, hardware and auxiliary equipment; wholesale of computer software, hardware and auxiliary equipment; retail of electronic components; manufacturing of electronic components; wholesale of electronic components; sales of communication equipment; warehousing equipment rental services; sales of intelligent warehousing equipment; general cargo warehousing services (excluding hazardous chemicals and other items requiring license approval); sales of electronic measuring instruments. Production of electronic communication products, computer software and hardware, digital products, electronic components, and toy products.