Which retail supply chain achievement holds the Guinness World Record for the largest single-day delivery operation by a retail company?

The world of retail and supply chain management has seen some incredible feats that have earned their place in the Guinness Book of World Records. From massive logistics operations to impressive inventory management, these achievements showcase the extraordinary capabilities in the retail industry. Test your knowledge of these remarkable supply chain accomplishments that have set world records and revolutionized how products reach consumers around the globe.

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Alibaba's 2018 Singles' Day delivery of 1.88 billion packages in 24 hours
Amazon's 2020 Prime Day distribution of 1.5 billion packages globally
Walmart's 2019 Black Friday fulfillment of 2.3 billion orders across 28 countries
JD.com's 2021 logistics operation delivering 1.2 billion packages in a single 24-hour period