Chinese Smart City Tools Debut in Barcelona
Exhibits at the Barcelona congress include AI traffic signals and electric aircraft, but most were shown as demonstrations rather than deployed systems.
Updated on Nov. 5, 2026 in Artificial Intelligence
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Chinese companies showcased urban mobility and city-service technologies at the Smart City Expo World Congress in Barcelona, held Nov. 3 to 5, 2026, under the theme 'Urban Solutions, Real Impact.' The displays were demonstrations and exhibits at a trade congress, not confirmed commercial deployments.
Why it matters
The exhibits show Chinese firms pitching a full stack of city technology, from electric passenger aircraft and service robots to 5G networks and AI traffic signals, into European urban markets. The congress centered on digital tools for public services, housing access, energy management and emission reduction, which is where municipal buyers are currently deciding what to adopt.
The displayed items are demonstrations, and the source gives no specifications beyond the aircraft's two-passenger capacity. The Barcelona AI traffic-signal project is described as a pilot, and its measured results were not reported.
The players
EHang
A Chinese maker of electric vertical-takeoff aircraft, displaying a two-passenger craft at the congress.
Aimoga
A Chinese robotics company that showed humanoid robots for reception, traffic and hospital duties.
Kapsch
A traffic-technology firm that presented an AI traffic-signal pilot commissioned by Barcelona.
Nvidia
A U.S. chip designer whose AI processors power much of current machine-learning infrastructure, and which took part in the congress.
Microsoft
A U.S. software and cloud company with a large AI platform business, which took part in the congress.
The details
EHang's aircraft is an electric craft that takes off and lands vertically, so it needs little ground infrastructure such as runways. Aimoga showed humanoid robots built for reception, traffic management and hospital work, while Atosa demonstrated an automated kitchen system that fried French fries for visitors. China Mobile International highlighted 5G, 4G and Wi-Fi networks that link urban devices and systems, and Fonroche showed stand-alone solar streetlights that need no underground cabling. Kapsch presented a Barcelona-commissioned pilot using artificial intelligence to manage traffic signals, and University College London showed simulations of how pedestrian crossings may look to people with dementia-related visual impairments.
Timeline
The Smart City Expo World Congress ran from Nov. 3 to 5, 2026, in Barcelona.
The Tech Race
Chinese firms used a European trade congress to present a complete urban-technology package, placing them alongside U.S. chipmakers and software companies competing for city contracts. The Barcelona traffic-signal pilot shows AI in public infrastructure moving from exhibit to municipal trial.
The displayed systems were exhibits, so no availability or pricing was announced for residents. City governments evaluating these tools would be the first to encounter them, through procurement and pilots such as the Barcelona traffic-signal project.
The takeaway
Watch whether the Barcelona AI traffic-signal pilot publishes measured results on congestion or signal timing, since that would be the first verifiable performance data for this category. Cities weighing similar procurements should ask for those figures before committing.
Further reading
For the wider context of machine learning in public systems, see our coverage in Artificial Intelligence.
Source note: This article includes information reported by The Star.
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