Design, R&D, production, sales, installation and service of teaching instruments and equipment, complete sets of laboratory equipment, general technical laboratory equipment, automobile maintenance equipment and auto maintenance equipment, vocational education training equipment, CNC equipment, teaching models, home appliances refrigeration and heating equipment, maker laboratory equipment, complete sets of equipment for history and geography special classrooms; design, research and development of robot intelligent equipment ; Production and sales of children’s toys, amusement equipment, sports equipment, fitness equipment, office furniture, teaching aids, and naughty castles; development and sales of medical equipment, computer software, and teaching software; development and sales of building intelligent engineering software; technical services, technical consultation, after-sales service, and installation of teaching equipment; domestic education information consultation; import and export of goods, and import and export of technology.