Which retail technology implementation holds the Guinness World Record for 'Largest Deployment of Electronic Shelf Labels (ESLs)'?

The retail industry has seen some remarkable achievements that have earned places in the Guinness World Records. From massive stores to groundbreaking technology implementations, retailers constantly push boundaries. This trivia tests your knowledge about an extraordinary retail technology rollout that made history. Do you know which retail innovation deployment earned a place in the world records?

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Carrefour's 2019 rollout of 1.5 million ESLs across 170 hypermarkets in France
Walmart's 2021 deployment of 2.3 million ESLs in 350 stores throughout North America
E.Leclerc's 2020 installation of 3.2 million ESLs across its network of stores in France
Alibaba's 2022 implementation of 1.8 million ESLs in its Hema supermarkets across China