Engaged in technical development, technical consultation, technical service in the field of information technology and electronic products, as well as sales of communication equipment and electronic products; Sales of computers, software and auxiliary equipment. Sales of electronic products, wholesale of electronic components, sales of instruments and meters; Sales of machinery and equipment; Sales of mechanical and electrical equipment; Information technology consulting services; Sales of experimental and analytical instruments; Sales of special equipment for environmental protection; Sales of Class I medical devices; Technical service, technical development, technical consultation, technical exchange, technology transfer, technology promotion: Sales of industrial control computers and systems; Information system integration services, computer software and hardware and auxiliary equipment seasonal damage: Personal business services: Hardware retail: Daily chemical products sales, domestic trade agents, medical and nursing personnel protective equipment seasonal damage, biochemical products are technology research and development: Drug detection instrument sales, exclusive chemical products sales excluding hazardous chemicals). (In addition to the items that must be approved according to the law, the business activities shall be carried out independently according to the law by virtue of the business license), the permitted business items are: Manufacturing of drug detectors, manufacturing of special chemical products, excluding hazardous chemicals): Import and export of goods; Technology import and export: Sales of Class II medical device city; Residential interior decoration; Construction engineering construction: Construction engineering quality inspection: Construction engineering supervision, construction engineering design, building temporary energy system design, building energy engineering construction. (For projects subject to final approval according to law

The business activities can only be carried out after the approval of the department. The specific business items shall be subject to the approval documents or licenses of the relevant departments)