Manufacturing of industrial robots; Industrial design services; Development of intelligent robots; Manufacturing of mining machinery; Research and development of mechanical equipment; Research and development of new materials; Sales of mechanical equipment; Sales of artificial intelligence hardware; Technical services, development, consulting, exchange, transfer, and promotion; Retail of computer software, hardware, and peripherals; Sales of Class II medical devices; Manufacturing of mechanical and electrical equipment; Wholesale of hardware products; Sales of mechanical and electrical equipment; Manufacturing of auto parts and accessories; Production of Class I medical devices; Sales of Class I medical devices; Leasing of mechanical equipment; Wholesale of auto parts; Retail of auto parts; Information system integration services; Information technology consulting services; Manufacturing of smart home consumer devices; Manufacturing of service consumer robots; Sales of service consumer robots; Sales of sanitary products and disposable medical supplies; Wholesale of protective equipment for medical staff; Manufacturing of plastic products; Sales of plastic products; Sales of textiles and raw materials; Retail of hardware products; Sales of daily necessities; Import and export of goods; Import and export of technology; Manufacturing of molds; Sales of molds; Repair of general equipment; Repair of electrical equipment; Road freight transport for vehicles with total mass of 4.5 tons or less (excluding network freight and dangerous goods); Information consulting services (excluding licensed information consulting services); Sales of mining machinery; Manufacturing of specialized equipment (excluding licensed specialized equipment manufacturing); Traditional Chinese medicine health preservation services (non-medical). Licensed items: Production of Class II medical devices; Production of Class III medical devices; Operation of Class III medical devices; Sales of disinfection equipment; Production of sanitary products and disposable medical supplies; Power generation, transmission, and distribution businesses.