In most cases, it is reliable. Because Amazon's overseas self-operated business can directly purchase goods from overseas, and can provide authentic guarantees and return and exchange services. For some high-end or special products, overseas self-operated stores have more varieties and can meet the needs of more consumers. However, although Amazon has improved the reliability of its overseas self-operated business through efficient logistics and after-sales services, due to the regulatory loopholes and communication barriers in cross-border e-commerce, consumers still need to be cautious and choose formal channels for shopping. It is recommended that consumers fully understand and evaluate before choosing a shopping channel.