Technology import and export; import and export agency; goods import and export; software development; artificial intelligence application software development; network and information security software development; digital cultural creativity software development; artificial intelligence theory and algorithm software development; artificial intelligence basic software development; research and development of intelligent robots; research and development of auto parts; research and development of household appliances; software sales; sales of information security equipment; blockchain technology related software and services; software outsourcing services; wholesale of computer software and hardware and auxiliary equipment; sales of network equipment; sales of industrial automatic control system devices; retail of computer software and hardware and auxiliary equipment; sales of electronic products; sales of industrial control computer and systems; sales of intelligent on-board equipment; sales of smart home consumer equipment; manufacturing of communication equipment; information technology consulting services; manufacturing of network equipment; internet data services; manufacturing of cloud computing equipment; information system operation and maintenance services; sales of plastic products; sales of engineering plastics and synthetic resins; manufacturing of plastic products; plastic surface treatment; manufacturing of maternal and infant products; wholesale of hardware products; packaging services; sales of industrial textile finished products; wholesale of electronic components; manufacturing of power electronic components; manufacturing of electronic components; manufacturing of industrial textile finished products; sales of bio-based materials; sales of synthetic materials; sales of leather products; sales of molds; sales of maternal and infant products; manufacturing of molds; manufacturing of synthetic materials (excluding hazardous chemicals); retail of stationery; production of refractory materials; wholesale of stationery; manufacturing of stationery; sales of refractory materials; sales of daily-use miscellaneous articles; manufacturing of paper products; manufacturing of metal tools; manufacturing of bags and cases; sales of non-metallic mineral products; sales of metal structures; manufacturing of glass fiber reinforced plastic products; sales of metal materials; steel rolling processing; manufacturing of garments; manufacturing of toys; sales of toys; sales of toys, animation and amusement products; management of marketplaces; wholesale of clothing; retail of clothing; wholesale of footwear and headwear; sales of shoemaking raw materials; manufacturing of household textile finished products; sales of electronic components and机电组件 equipment; retail of footwear and headwear; sales of labor protection products; manufacturing of general parts; sales of textile raw materials; sales agency; domestic trade agency; manufacturing of hand carts and animal-drawn vehicles; sales of household appliances; sales of household appliance parts; manufacturing of household appliances; sales of chemical products (excluding licensed chemical products); sales of graphene materials; sales of sponge products; sales of dyes; sales of high-performance fibers and composite materials; manufacturing of synthetic fibers; manufacturing of high-performance fibers and composite materials; retail of auto parts; wholesale of auto parts; sales of auto decoration products; manufacturing of auto parts and accessories; manufacturing of integrated circuits; manufacturing of integrated circuit chips and products; retail of electronic components; manufacturing of power distribution switchgear equipment; sales of audio equipment; engineering and technological research and experimental development (excluding human stem cells, gene diagnosis and treatment technology development and application, and Chinese rare and unique precious优良 varieties); artificial intelligence industry application system integration services; sales of forgings and powder metallurgy products; manufacturing of forgings and powder metallurgy products; industrial design services; professional design services; corporate image planning; intellectual property services (excluding patent agency services); graphic design.