Regarding this question, as one of the world's largest e-commerce platforms, product selection is one of the keys to its success.

First, Amazon will determine popular categories and products through big data analysis and market research.

Second, Amazon will consider the quality and user experience of the products and only select products with quality assurance. In addition, Amazon will pay attention to user reviews and feedback and continuously optimize products and services.

Finally, Amazon will use marketing methods and promotion strategies to increase the exposure and sales of hit products. In short, the success of Amazon's product selection is inseparable from the comprehensive application of data analysis, market research, quality assurance, user experience and marketing strategies.