Sales of cement products; manufacturing of cement products; sales of building materials; sales of non-metallic minerals and products; manufacturing of non-metallic mineral products; processing of non-...

Production of road motor vehicles; inspection and testing services; operation of Class III medical devices; road freight transport (excluding dangerous goods). General items: Manufacturing of auto par...

Manufacture and processing of doors and windows; sale of doors and windows; fire protection technical services; sale of firestop materials; manufacture of firestop materials; sale of building material...

Manufacture of bearings, gears, and transmission components; sales of bearings, gears, and transmission components; processing of mechanical parts and components; sales of mechanical parts and compone...

Power generation business, power transmission business, power supply (distribution) business; construction engineering construction; road cargo transport (excluding dangerous goods). General items: Li...

Research and development, manufacturing, and sales of power battery and energy storage battery packaging systems; research and development and technical services of electric vehicle system control tec...

Construction engineering machinery manufacturing; Mechanical equipment sales; General mechanical equipment installation services; Mechanical parts and components processing; Mechanical parts and compo...

Processing of non-metallic waste and debris; Sales of non-metallic ores and products; Manufacturing of non-metallic mineral products; Processing of building stone; Sales of building materials; Sales o...

Narrow-gauge locomotive and rolling stock manufacturing; Electric motor manufacturing; Mechanical and electrical equipment manufacturing; Mechanical and electrical equipment sales; Mining machinery ma...

Development of rail transit operation management systems; research and development of mechanical equipment; technical services, technical development, technical consulting, technical exchange, technic...

Specialized construction operations; installation, maintenance, and testing of power transmission, supply, and receiving facilities. General items: manufacturing of urban rail transit equipment; manuf...

Design of special equipment; installation, modification, and repair of special equipment; manufacturing of special equipment; construction labor subcontracting; construction engineering construction; ...

Sales of packaging materials and products; sales of plastic products; sales of paper products; sales of building materials; sales of building decoration materials; sales of coatings (excluding hazardo...

Research and development of metal products; manufacturing of non-ferrous metal alloys; manufacturing of mechanical and electrical equipment; sales of mechanical and electrical equipment; sales of spec...

Road motor vehicle production; Class III medical device sales. General items: Automobile sales; automotive parts and accessories manufacturing; automotive parts and accessories wholesale; small and mi...

Manufacturing and repair of railway bridge metal parts, railway non-standard equipment, railway locomotive and rolling stock components and accessories, railway track accessories, rubber parts, steel ...

Research, development, manufacturing, and sales of aero-engine and gas turbine components, mechanical components, and general equipment, as well as related technical consulting and transfer; equipment...

Manufacturing of specialized equipment (excluding licensed specialized equipment); manufacturing of pharmaceutical specialized equipment; manufacturing of intelligent basic manufacturing equipment; ma...

Manufacturing of railway rolling stock; manufacturing of special equipment; construction labor subcontracting; general items: manufacturing of railway rolling stock parts; manufacturing of urban rail ...

Manufacture of road motor vehicles; Road cargo transport (network freight); Road cargo transport (excluding dangerous goods); International road cargo transport; Ordinary waterway cargo transport; Gen...

Software development; Research and development of new road and bridge materials, environmental protection materials, electronic instruments, hardware and electromechanical products, and rail transit v...

Production of hazardous chemicals; road freight transport (excluding dangerous goods). General items: manufacturing of coatings (excluding hazardous chemicals); sales of coatings (excluding hazardous ...

Manufacture of rubber products; Sales of rubber products; Recycling of productive scrap metal; Sales of renewable resources; Processing of non-metallic waste and scraps; Manufacture of forgings and po...

Machining of mechanical parts and components; sales of mechanical parts and components; manufacturing of forgings and powder metallurgy products; sales of forgings and powder metallurgy products; manu...

Manufacturing of wires and cables; general items: operation of wires and cables; road freight transport of general cargo vehicles with a total mass of 4.5 tons or less (excluding network freight and d...

Manufacturing and sales of clothing, cloth bags, general labor protection products, and special labor protection products; Production and sales of shoes and filter bags; Sales of textiles, daily neces...

Road freight transport (excluding hazardous goods). General items: manufacture of railway locomotive and rolling stock parts; sale of railway locomotive and rolling stock parts; manufacture of high-sp...

Packaging and decorative printing; specific printed matter printing; production of plastic packaging containers and tools for food use. General items: Plastic product manufacturing; plastic product sa...

Food production; food sales; road cargo transportation (network freight). General items: road cargo transportation of general freight vehicles with a total mass of 4.5 tons and below (excluding networ...

Manufacture of transformers, rectifiers, and inductors; manufacture of electronic components; sales of electronic products; import and export of goods; domestic trade agency; road freight transport of...

Manufacturing of construction machinery and general-purpose parts; manufacturing of other general equipment; sales of general mechanical equipment; wholesale of mechanical parts; maintenance and repai...

Manufacturing of furniture; Road freight transportation of ordinary cargo vehicles with a total mass of 4.5 tons or less (excluding online freight and dangerous goods); Sales of doors and windows; Man...

Integration of automated成套 control systems, software development, research and development, production, and sales of industrial measurement and control instruments and sensors; design, production, and...

Manufacturing of lithium-ion batteries; research and development, manufacturing, sales, and after-sales service of lithium-ion batteries and related products; installation and sales of solar street li...

Manufacturing of automotive parts and accessories (excluding automobile engine manufacturing); manufacturing of exhaust control catalysts; research and development of vehicle engineering technology; c...

Manufacturing of construction machinery; sales of construction machinery; sales of rail transit engineering machinery and components; manufacturing of railway rolling stock parts; sales of railway rol...

Automotive parts and accessories manufacturing; Electronic components and electromechanical component equipment manufacturing; Electronic components and electromechanical component equipment sales; Ma...

Manufacturing of power transmission, transformation, and distribution monitoring and control equipment; sales of power distribution switchgear equipment; operation of electric vehicle charging infrast...

Manufacturing of specialized railway equipment and accessories, rail transit communication equipment, railway rolling stock parts, electrical machinery and apparatus, computer application electronic e...

Production of road motor vehicles. General items: sales of new energy vehicles; sales of new energy vehicle battery swap facilities; sales of new energy vehicle electrical accessories; automobile sale...

Manufacturing of transformers, rectifiers, and inductors; manufacturing of power transmission and distribution and control equipment; sales of electronic components and electromechanical component equ...

Development of rail transit communication and signaling systems; manufacturing of railway rolling stock parts and accessories; sales of railway rolling stock parts and accessories; sales of rail trans...

Manufacturing of electronic components; wholesale of electronic components; manufacturing of integrated circuits; sales of integrated circuits; sales of electronic products; sales of integrated circui...

Research, development, manufacturing, and sales of general mechanical equipment and parts, electrical machinery and equipment, cutting tools, and valves; manufacturing and sales of locomotive and roll...

Manufacturing of railway locomotive and rolling stock parts; processing of mechanical parts and components; manufacturing of casting machinery; manufacturing of molds; industrial design services; rese...

Production of Class II medical devices; operation of Class III medical devices; production of Class III medical devices; internet information services; pharmaceutical internet information services; me...

Manufacturing of industrial automatic control system devices; sales of industrial automatic control system devices; manufacturing of narrow-gauge rolling stock; sales of railway rolling stock; develop...

Manufacture and sale of cylindrical coil springs, leaf springs, and vehicle parts; leasing of factories and office buildings, property management and consulting services; fatigue testing and inspectio...

Manufacturing, processing, and sales of railway rolling stock parts, stainless steel products, and electrical equipment; sales of rubber materials, electronic products, hardware products, wires and ca...

Engineering and technological research and experimental development; vehicle engineering technology research and development; testing equipment research and development; traffic safety, control and si...

Mining machinery manufacturing; design, manufacturing, sales and repair of traction motors, traction electrical appliances, industrial and mining vehicles and accessories; manufacturing, sales and rep...

Design and production of civil aircraft parts; manufacturing of special equipment; installation, modification, and repair of special equipment; maintenance of railway locomotives and rolling stock. Ge...

Manufacturing of narrow-gauge locomotives and rolling stock; manufacturing, sales, leasing, repair, and maintenance of overhead wire industrial and mining electric locomotives, battery-powered industr...

Railway locomotive and rolling stock design; railway locomotive and rolling stock repair; inspection and testing services; special equipment manufacturing; installation, repair, and testing of power t...

Production, sales, and installation of highway and bridge safety guardrails, vehicle safety protection equipment, traffic signs, road markings, signboards, barriers, delineators, guide markers, traffi...

Manufacturing of electrical signal equipment devices, railway specialized equipment and materials, accessories, railway locomotive and rolling stock parts, specialized production vehicles, power elect...

Design, manufacture and sales of vehicle cleaning systems, sanitation machinery and equipment, engineering machinery and equipment, electromechanical equipment and supporting parts, as well as provisi...

Construction engineering machinery manufacturing; vehicle engineering technology research and development; mechanical equipment leasing; specialized equipment sales and repair; ordinary cargo transpor...

Repair of railway locomotives and vehicles. General items: manufacturing of railway locomotive and vehicle parts; sales of railway locomotive and vehicle parts; manufacturing of high-speed rail equipm...

Railway locomotive and rolling stock design; railway locomotive and rolling stock manufacturing; railway locomotive and rolling stock repair; railway transportation infrastructure equipment manufactur...

Manufacturing of rail transit integrated monitoring equipment, electrical machinery and apparatus, railway transport equipment, urban rail transit equipment, specialized electronic and electromechanic...

Manufacture and sale of insulation products and electric machinery; import and export of insulation products; manufacture, wholesale, and retail of railway rolling stock parts; general cargo transport...

Design, manufacture, sale, and maintenance of traction motors, traction electrical equipment, industrial and mining vehicles, and their parts; manufacture and sale of mining electrical appliances, min...

Road motor vehicle production; urban household waste operational services; urban construction waste disposal (removal and transport); kitchen waste treatment. General items: new energy vehicle electri...

Manufacturing of railway locomotive and rolling stock parts, railway special equipment and accessories, and parts; sales of railway track parts, electromechanical products, mineral products, electroni...

Manufacturing of urban rail transit equipment, specialized railway equipment and accessories, fittings, railway rolling stock parts, furnaces, melting furnaces and electric furnaces, production-specif...

Manufacturing of specialized vehicles, continuous handling equipment, electrical machinery and apparatus; production of electric vehicles and special equipment; R&D of electrical equipment, mechanical...

Automotive and parts wholesale; auto parts and accessories manufacturing (excluding engine manufacturing); general cargo transportation (excluding freight rental and moving transportation); auto parts...