Business scope of the company: research and development of network technology; natural science research and experimental development; wholesale of lamps and decorative articles; sales of colored lamps and lanterns; retail of daily-use lamps and lanterns; leasing of lighting equipment; lighting design services; design services of colored lamps and lanterns; installation services of dance stage lighting and sound equipment; wholesale of leather and leather products; retail of daily necessities of wood, plastic and leather; Stage installation and construction services; stage machinery design and installation services; commodity wholesale trade (except for licensing and approval commodities); Internet commodity sales (except for licensing and approval commodities); commodity retail trade (except for licensing and approval commodities); Internet commodity retail (except for permitted and approved commodities); wholesale of electronic components; wholesale of electronic products; retail of electronic components; Retail of electronic products; display of colored lamps and lanterns; lighting design service; interior decoration and decoration; retail of decoration glass;