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Automobile manufacturers and brands of China
Automobile manufacturers and brands of China are the companies producing and selling vehicles in China and abroad, the world's largest industry by production, sales, and exports since the 2020s.
Automobile repair shop
An automobile repair shop, also known as a car repair shop or auto shop, is a business where vehicles are diagnosed, maintained, and repaired, from oil changes to collision work.
Automobile sports
Automobile sports (motor sport, motorsport): competitive racing of automobiles across circuit, rally, endurance, drag, karting, and esports disciplines, governed worldwide by the FIA, founded 1904, which launched the Formula One World Championship in 1950.
Automobiles Alpine
Automobiles Alpine, also known as Renault Alpine or Alpine-Renault, is a French sports car manufacturer founded in Dieppe in 1955 and owned by Renault since 1973.
AutoMod
AutoMod is a discrete-event simulation software package for modeling, analyzing, and emulating manufacturing and material handling systems, originally developed by AutoSimulations, Inc. and now sold by Applied Materials.
Automorphic form
An automorphic form is a function behaving in a controlled way under a discrete group of symmetries, generalizing modular forms and central to number theory and the Langlands program.
Automorphic representation
An automorphic representation is an irreducible representation occurring in the space of automorphic forms, packaging modular forms and their L-functions into representation theory for the Langlands program.
Automorphism group
An automorphism group is the group formed by all automorphisms of a mathematical object, such as a group, field, or graph, with composition as the operation.
Automotive battery
An automotive battery, also called an SLI or car battery, is a rechargeable battery that starts a vehicle's engine or, in electric vehicles, drives the motor.
Automotive design
Automotive design, also known as car or automobile design, is the profession and staged process defining a vehicle's exterior appearance, interior, and color and trim, balancing aesthetics, packaging, and aerodynamics.
Automotive engineering
Automotive engineering is the branch of engineering concerned with the design, development, manufacture, testing, and regulation of motor vehicles, spanning crashworthiness, lightweight materials, and electrified propulsion.
Automotive industry
The automotive industry, also known as the automobile or motor industry, comprises the organizations that design, engineer, build, sell, and finance motor vehicles, producing 96.4 million vehicles worldwide in 2025.
Automotive Industry Action Group
The Automotive Industry Action Group (AIAG) is a not-for-profit trade association founded in 1982 by Ford, Chrysler, and General Motors to develop standards for the automotive supply chain.
Automotive industry by country
The automotive industry by country is the distribution of vehicle manufacturing and exporting across national economies, led by China, which produced over 31 million vehicles in 2024.
Automotive industry in Australia
The automotive industry in Australia ended mass car production in 2017 with Holden's last Adelaide plant, and now covers imports, servicing, and truck and bus manufacturing.
Automotive industry in Brazil
Brazil's automotive industry is a state-nurtured manufacturing complex producing 2.64 million vehicles in 2025, built around flex-fuel ethanol engines and, since 2023, a rapid influx of Chinese electric-vehicle makers.
Automotive industry in Canada
The automotive industry in Canada assembles vehicles and parts for Ford, General Motors, Honda, Stellantis, and Toyota, concentrated in Ontario and deeply tied to U.S. export demand.
Automotive industry in China
The automotive industry in China is the world's largest by production and sales, making about 34.5 million vehicles in 2025 and leading in electric cars and batteries.
Automotive industry in France
The automotive industry in France is a sector of the French economy that designs and sells vehicles, comprising 4,080 companies, employing 329,000 people, and generating 1.1% of French GDP.
Automotive industry in Germany
The automotive industry in Germany, also called the German car industry, is the country's second-largest manufacturing branch, producing almost 4.1 million cars in 2024 across 51 sites.
Automotive industry in India
The automotive industry in India, also called the Indian automobile industry, manufactures motor vehicles and components; it produced 31 million vehicles in 2024-25 and supports over 30 million livelihoods.
Automotive industry in Italy
The automotive industry in Italy is centered on Stellantis and luxury carmakers in Emilia-Romagna, with car output falling from a 1989 peak of about 2 million to 310,000 in 2024.
Automotive industry in Japan
The automotive industry in Japan is one of the country's core industries, led by Toyota, Honda, and Nissan and producing 8.23 million vehicles in 2024.
Automotive industry in Pakistan
The automotive industry in Pakistan assembles and manufactures cars, commercial vehicles, tractors, and motorcycles, contributing around 2.8% of GDP, employing over 215,000 people, and generating roughly PKR 302 billion in annual taxes.
Automotive industry in Russia
The automotive industry in Russia is the sector making passenger cars, trucks, and buses at plants such as AvtoVAZ, GAZ, and KamAZ; sanctions after 2022 caused the largest post-Soviet production collapse.
Automotive industry in South Africa
The automotive industry in South Africa is the country's largest manufacturing sector, producing vehicles and components at seven OEM plants and more than 500 component factories, largely for export.
Automotive industry in the United Kingdom
The automotive industry in the United Kingdom, also called the British motor industry, built 905,233 vehicles in 2024, led by Nissan, Jaguar Land Rover, and Toyota.
Automotive industry in the United States
The automotive industry in the United States builds and sells motor vehicles through about 56 assembly plants producing 10.5 million vehicles a year and supporting some 10 million jobs.
Automotive lighting
Automotive lighting, also called car lighting, is the set of lamps and control systems on a vehicle, covering headlamps, signaling lights, and interior lighting, regulated for visibility and glare.
Automotive radar
Automotive radar is millimeter-wave radar fitted to vehicles to measure the range, velocity, and angle of nearby objects, supporting adaptive cruise control and automatic emergency braking.