亚马逊在美国城市推出1小时送货服务，挑战沃尔玛

Amazon is accelerating its push into ultrafast commerce, rolling out new 1-hour and 3-hour delivery options across parts of the United States. The expansion makes more than 90,000 products eligible for rapid fulfillment through Amazon’s existing logistics network, intensifying competition with Walmart and a growing field of quick-commerce rivals. The move signals a deeper shift in how major retailers define convenience. While two-day shipping once reshaped consumer expectations, the new battleground centers on same-day and even same-hour fulfillment. Amazon’s leadership frames the update as both a customer convenience upgrade and a value enhancer for its Prime membership ecosystem. …