Terminal testing equipment manufacturing; Network equipment manufacturing; Internet equipment manufacturing; Mobile communication equipment manufacturing; Information security equipment manufacturing; Other electronic device manufacturing; Optoelectronic device manufacturing; Satellite mobile communication terminal manufacturing; Industrial control computer and system manufacturing; Electronic vacuum device manufacturing; Semiconductor discrete device manufacturing; Television manufacturing; Stationery wholesale; Daily necessities sales; Lamp sales ; Integrated circuit manufacturing; Communication equipment manufacturing; Instrument and meter sales; Motorcycles and spare parts wholesale; Film and television recording and playback equipment manufacturing; Computer software, hardware and auxiliary equipment retail; Office equipment sales; Mechanical equipment sales; Electronic components and electromechanical component equipment manufacturing; Building decoration material sales; Metal product sales; Photographic equipment and telescope retail; Communication equipment sales; Computer software, hardware and auxiliary equipment Wholesale of auxiliary equipment; sales of electrical equipment; manufacturing of computer software, hardware and peripheral equipment; sales of sanitary ware; sales of daily wood products; retail of daily household appliances; sales of electrical equipment; sales of office equipment consumables; wholesale of electronic components; retail of hardware products; wholesale of photographic equipment and telescopes; sales of household appliances; sales of distribution switch control equipment; wholesale of hardware products; sales of building materials; home video Sales of listening equipment; manufacturing of audio equipment; wholesale of automobile spare parts; manufacturing of special electronic equipment; retail of motorcycles and spare parts; sales of furniture; sales of electronic products; retail of automobile spare parts; manufacturing of calculator equipment; manufacturing of cultural and office equipment; manufacturing of general equipment (excluding manufacturing of special equipment); manufacturing of special equipment for semiconductor devices; manufacturing of vibration and noise reduction equipment; manufacturing of distribution switch control equipment