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The automotive industry value chain refers to a comprehensive industrial ecosystem spanning the entire vehicle lifecycle—from raw material extraction, parts and component manufacturing, complete vehicle assembly, through to retail sales, aftersales services, and end-of-life recycling. Characterised by its extensive reach, high interdependency, strong economic multiplier effect, and high technology intensity, the automotive supply chain serves as a vital economic pillar. With the acceleration of electrification and intelligent mobility, the conventional "pyramid" supply hierarchy is pivoting towards a multi-party collaborative "networked ecosystem", fundamentally shifting the industry's value centre of gravity.
The automotive value chain is generally segmented into three primary sectors: upstream raw materials and core components, midstream complete vehicle manufacturing, and downstream retail and aftersales services, supported by an overarching ecosystem framework.
The upstream segment serves as the foundational pillar of the value chain, supplying essential raw materials and critical components for complete vehicle manufacturing.
Raw materials primarily comprise metallic materials (high-strength steel, aluminium alloys, magnesium alloys, copper, etc.), non-metallic materials (engineering plastics, rubber, automotive glass, carbon-fibre composites, etc.), and dedicated New Energy Vehicle (NEV) materials (battery-grade lithium, cobalt, nickel, graphite, and rare-earth permanent magnets). Notably, China commands a globally dominant position in critical battery raw material supplies, accounting for over 70% of global output in 2024.
Core components cover powertrains, chassis systems, body structures, and electrical and electronic architecture. In the NEV sector, the core revolves around the "Three-Electric" system: traction battery, drive motor, and motor controller (electric control); in the intelligent connected vehicle (ICV) space, this extends to perception hardware (cameras, radar, LiDAR), decision-making computing (autonomous driving chips, domain controllers), chassis-by-wire actuators (brake-by-wire, steer-by-wire), and connectivity modules (V2X communication units, smart cockpits), among others.
The midstream segment represents the core value-adding phase of the supply chain, converting upstream raw materials and components into complete production vehicles through R&D, engineering design, advanced manufacturing, and rigorous testing and validation.
Vehicle R&D and engineering encompasses vehicle platform architecture development, body styling, chassis tuning, simulation analysis, and performance optimisation—serving as the decisive front-end stage that dictates a vehicle's technical capabilities and market competitiveness.
Manufacturing processes span the four conventional stages of stamping, body welding, painting, and final assembly, alongside cutting-edge manufacturing technologies such as integrated gigacasting (die-casting), laser welding, and smart factory automation. At the Tesla Shanghai Gigafactory, for instance, a complete vehicle rolls off the line approximately every 30 seconds.
Testing and homologation involves rig testing, road testing, real-world scenario validation, and regulatory compliance testing to ensure vehicles meet stringent national safety, environmental, and roadworthiness standards before retail delivery.
The downstream sector is where the commercial value of the chain is realised, delivering vehicles to end-users and providing full-lifecycle support.
Conventional downstream operations encompass vehicle sales (dealership networks, 4S centres, and digital sales platforms), aftersales support (servicing, repairs, and spare parts distribution), as well as ancillary services such as hire-purchase automotive financing and used car trading. The surging adoption of NEVs has shifted downstream growth frontiers towards energy replenishment infrastructure (the rollout and operation of EV charging stations, battery-swapping hubs, and hydrogen refuelling points) and traction battery recycling and second-life repurposing. Furthermore, the advent of smart connectivity has established vehicle-to-everything (V2X) ecosystems, over-the-air (OTA) updates, and iterative autonomous driving features as integral components of downstream services.
The legacy automotive supply chain operated on a rigid pyramid structure: OEMs (original equipment manufacturers) sat at the apex, Tier-1 suppliers handled complete system integration, while Tier-2 and Tier-3 suppliers supplied sub-components down the line, driven primarily by transactional buyer-seller dynamics. The twin revolutions of electrification and smart connectivity have dismantled this structure. Today, relationships between automakers and core technology suppliers are actively shifting from conventional procurement transactions towards strategic co-development and collaborative innovation ecosystems.
Core technology suppliers are capturing an unprecedented share of value across the chain. In 2025, for example, power battery giant CATL posted a net profit surpassing the combined earnings of more than 10 Chinese carmakers. At the 2026 Beijing Auto Show, key technology vendors such as CATL and Huawei Qiankun made high-profile appearances in the main exhibition halls alongside mainstream OEMs, underscoring a fundamental shift in industry bargaining power. Consumers are increasingly buying into tier-supplier "tech brands" rather than solely relying on the vehicle's bonnet badge.
Under the prevailing industry landscape, car manufacturers find themselves caught in a margin squeeze between high upstream concentration in the lithium battery sector and the premium pricing demanded by third-party smart driving and in-car software solution providers; meanwhile, intense competition in the retail market prevents automakers from passing these elevated input costs onto consumers, forcing them to absorb the cost burdens internally.
To counter these headwinds, industry observers highlight three strategic pathways for OEMs to reclaim supply chain leadership: pursuing full-stack in-house development and vertical integration (mastering core domains including traction batteries, automotive-grade microchips, and proprietary autonomous driving software); establishing diversified multi-source supply chains (reducing single-source supplier reliance to safeguard supply security and build differentiated product lines); and upgrading global operational strategies (deepening localised manufacturing operations to leverage retail demand and regain pricing leverage over upstream suppliers).
The automotive sector is converging rapidly with the energy, telecommunications, electronics, artificial intelligence, and big data industries, forging a cross-sector collaborative landscape. Notable breakthroughs include the onboard deployment of multimodal AI foundation models, Vehicle-to-Grid (V2G) applications integrating EVs as distributed energy storage assets, and the rapid deployment of integrated "solar-storage-charging" infrastructure.
On the global expansion front, China's vehicle exports reached 5.096 million units in the first half of 2026, marking a 65.3% year-on-year surge, making global expansion an essential strategic battlefield rather than an optional growth avenue. Chinese automotive supply chain players are matching this pace overseas, with EV battery manufacturers expanding particularly aggressively. The broader automotive sector is transitioning decisively from simple vehicle exports to holistic, end-to-end industrial ecosystem globalisation.
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