The biggest difference between them is the concept.

Amazon is a cross-border e-commerce platform that helps cross-border e-commerce achieve overseas sales goals. Cross-border e-commerce is a business model that uses electronic channels such as the Internet to purchase and sell overseas goods.

The specific differences are as follows:

Cross-border e-commerce refers to the business behavior of enterprises purchasing goods from overseas through electronic channels such as the Internet, and then selling these goods back to the domestic market, or directly to overseas consumers. Cross-border e-commerce has the advantages of no geographical restrictions and low transaction costs, but also faces challenges such as tariffs, logistics, and trade risks. For example, a Chinese cross-border e-commerce company can import goods from Japan and South Korea and then sell them through its own e-commerce platform.

Amazon is an important platform for cross-border e-commerce. It is one of the world's largest online shopping websites, headquartered in Seattle, USA, and has e-commerce platforms around the world. Amazon helps merchants and consumers conduct transactions across borders by providing cross-border e-commerce sales, logistics distribution, storage and other services. Amazon's platform allows merchants to sell goods worldwide, and also provides a one-stop service supply chain, including logistics, customer service, data analysis, etc.