AWS (Amazon Web Services) is the world's largest cloud infrastructure provider, launched by Amazon in 2006, offering over 200 cloud services spanning compute, storage, databases, machine learning, containers, serverless, and IoT, with 30+ availability regions and 100+ edge locations.
Alibaba Cloud is the cloud computing arm of Alibaba Group, #1 in the Asia Pacific market and #3 globally, offering elastic compute, cloud databases, AI platform, big data analytics, and security compliance, operating 89 availability zones across 30 regions worldwide.
Alibaba Cloud ECS is the elastic compute service of Alibaba Cloud, China's #1 cloud provider. 30+ domestic availability zones, 100+ integrated cloud products, and new-user pricing from ¥99/year make it the leading choice for China-focused deployments.