The criteria for identifying famous trademarks are: The Trademark Law of the People's Republic of China and the People's Republic of China stipulates that the following factors should be considered when applying for a well-known trademark: 1. It must be a trademark with good product quality reputation. The goods represented by famous trademarks must be of high quality, comply with legal requirements and specifications, and be stable and reputable over a long period of time. 2. The trademark needs to be well-known to the public. For a trademark to become a well-known trademark known to the public, it must have a long production and sales history, considerable consumption and turnover. 3. It needs to be a trademark that enjoys a reputation within a considerable geographical area. Each country has its own standards to limit this considerable geographical scope. 4. Records that the trademark is protected as a famous trademark; 5. Other factors that make the trademark famous.