Technology development, technology promotion, technology transfer, technology consulting, and technology services; Computer technology training; Selling computers, software and auxiliary equipment, instruments and meters, cultural goods, sports goods, daily necessities, communication equipment, hardware and electrical equipment, building materials, electronic products, photography equipment, Class I medical equipment, handicrafts, toys; Enterprise management consulting; Conference services; Education consultation; Economic and trade consulting; Psychological counseling; Health management (excluding approved diagnosis and treatment activities) and health consultation (excluding approved diagnosis and treatment activities). (Enterprises shall independently choose their business projects and carry out business activities in accordance with the law. For projects that require approval according to the law, they shall carry out business activities in accordance with the approved content after obtaining approval from relevant departments. They shall not engage in business activities prohibited or restricted by the industrial policies of this city. )