If it is Amazon's intellectual property infringement! Let's popularize it first. Intellectual property rights include trademarks, patents and copyrights. Intellectual property rights are divided into regions, and trademarks and patents (except copyright) of each country will only be protected in its own country. Operating steps: For example, it infringes the American patent of Company A. 1. First, we should analyze the similarity between this patent and our own products. If there are differences, you can send some complaint letters to Amazon backstage. 2. If the complaint fails, contact the infringed seller to propose a solution. (Costs of negotiation and settlement)