The registered address of zhang po township and timeway, quinshan city, is zhongshan city data office, with legal representation, and includes general items: sale of instrument instruments; sale of electronic products; sale of metal tools; retail sale of hardware and hardware; sale of machinery; sale of refrigeration and air-conditioning equipment; manufacture of refrigeration and air-conditioning equipment; retail sale of computer software and hardware and assistive equipment; manufacture of computer software and hardware and peripheral equipment; manufacture of computing equipment; manufacture of instrument instruments; manufacture of specialized equipment (other than licensed professional equipment); manufacture of hardware and metal tools; development of electronic materials; research and development of mechanical equipment; research and development of metal products; development of hardware products; technical services, technical advice, technology exchange, technology transfer and technology promotion; import and export of technology; import and export of goods (in addition to legally authorized projects, self-employed in accordance with the law)