General equipment manufacturing (excluding special equipment manufacturing); Manufacturing of general components; Manufacturing of industrial automatic control system devices; Manufacturing of electronic components and electromechanical component equipment; Manufacturing of cultural and office equipment; Office equipment sales; Industrial robot manufacturing; Installation and maintenance of industrial robots; Intelligent robot sales; Sales of electronic products; Artificial intelligence industry application system integration services; Hardware product manufacturing; Wholesale of hardware products; Retail of hardware products; Manufacturing of metal daily necessities; Metal product repair; Sales of metal products; Research and development of metal products; Sales of mechanical equipment; Motor manufacturing; Research and development of mechanical equipment; Rental of mechanical equipment; Import and export of goods; Technology import and export. (Except for projects that require approval in accordance with the law, business activities shall be carried out independently with the business license in accordance with the law)