Security equipment manufacturing; Special equipment for traffic safety and control manufacturing; Industrial robot manufacturing; Intelligent basic manufacturing equipment manufacturing; Battery manufacturing; Battery sales; Intelligent system technology research and development; Manufacturing and sales of vehicle-specific lighting, electrical signal equipment, police lights, indicator lights, industrial and mining lamps, and traffic management facilities; Production and sales of traffic safety guidance warning signs and stab-resistant clothing; Traffic sign and marking design and construction; Traffic safety facility engineering; Fire protection facility engineering professional contracting; Import and export of goods; Branch premises located at No. 30 Zhexi Avenue, Quzhou City, Building 2, No. 20, Building 4, No. 06 engaged in intelligent system technology research and development; Sales, installation, and maintenance of security equipment, social public safety equipment and devices (except those with special national regulations), electronic products; Sales of labor protection supplies, mechanical equipment, hardware and electrical appliances, communication equipment, lighting equipment, lighting fixtures, fire-fighting equipment, daily necessities, office supplies, office equipment, computer equipment, digital equipment, electromechanical equipment, clothing, shoes, and hats.