| 经营范围： |
General operations: design, on-site installation, on-site maintenance and sale of LED, OLED, LCD module, whole screen, accessories, structure; design, on-site installation, on-site maintenance and sale of LED module, lamp source, lamp belt, lights, brightening lights, stage lights; design, on-site installation, on-site maintenance and sale of wire and cable, hardware and electrical appliances, security monitoring and surroundings; design, on-site installation, on-site maintenance and sale of intelligent electronic whiteboard, teaching conference all-in-one machine, intelligent interactive projector, holographic projection, live recording and broadcasting intelligent photographic audio equipment; design, on-site installation, on-site maintenance and sale of advertising machine, inquiry machine, splicing screens; design, on-site installation, on-site maintenance and sale of bluetooth headset, smart robot, smart speaker, smart household appliances, smart home, wall cloth mural; educational consulting; teaching software technology development and sale, technology consulting; enterprise management consulting; information consulting (excluding talent agency services, securities, futures, insurance, financial business and other restricted items); planning of cultural activities; graphic video design; technology development, design, on-site installation, on-site maintenance and sale of computer software and hardware, information system software and hardware, auxiliary equipment; house rental management; sale of electronic and digital products, cultural articles, sporting goods, toys, daily necessities, jewelry, arts and crafts (except ivory and related products); sale of agricultural products and native products; pharmaceutical research and development; research, development and sale of class I medical devices; sale of sanitary products, disinfection products and cosmetics; technical development and technical consultation in the field of biology and medicine
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