Technical services, technical development, technical consulting, technical exchange, technology transfer, and technology promotion; R&D of intelligent robots; sales of intelligent robots; manufacturing of special operation robots; manufacturing of service consumer robots; sales of service consumer robots; manufacturing of industrial robots; sales of industrial robots; sales of artificial intelligence hardware; industrial design services; emergency rescue services for hazardous chemicals; manufacturing of security equipment; sales of security equipment; sales of fire-fighting equipment; fire-fighting technical services; manufacturing of metal products for safety and fire protection; sales of metal products; software development; manufacturing of mining machinery; sales of mining machinery; operation and maintenance services for information systems; sales of internet equipment; information system integration services; manufacturing of information security equipment; sales of information security equipment; manufacturing of intelligent unmanned aerial vehicles; sales of intelligent unmanned aerial vehicles; manufacturing of pneumatic and electric tools; sales of pneumatic and electric tools; manufacturing of hydraulic power machinery and components; sales of hydraulic power machinery and components; manufacturing of specialized equipment for traffic safety and control; sales of automobiles; R&D of new materials; R&D of mechanical equipment; import and export of goods; import and export of technology; internet sales (excluding goods requiring sales permits). Licensed items: manufacturing of road motor vehicles; general aviation services; production of civil aircraft (engines, propellers).