Electronics research and development; information technology development, technical services; computer equipment software development, design, production, testing, sales and related technical advice, technical services, technology transfer; computer systems integration design, installation, commissioning, maintenance; teaching software development, sales; department store sales; software development, sales; computer hardware development, sales. (Projects subject to approval in accordance with the law, approved by the relevant departments before operating activities) General projects: software outsourcing services; human resources services (excluding employment intermediary activities, labor dispatch services) (except for projects subject to approval in accordance with the law, with business licenses to carry out business activities independently in accordance with the law)