Legal analysis: 1. A well-known trademark is a trademark that is well known to the relevant public in China. The relevant public includes consumers related to the certain type of goods or services marked by the trademark, other operators who produce the aforementioned goods or provide services, as well as sellers and related personnel involved in the distribution channels.

2. The Trademark Office and the Trademark Review and Adjudication Board are responsible for identifying and protecting well-known names during the review of trademark registration, handling of trademark disputes, and the investigation and handling of trademark violation cases by the industrial and commercial administration departments, based on the requests of the parties and the needs of reviewing and handling cases. trademark.

3. The recognition of well-known trademarks follows the principles of case-by-case recognition and passive protection.

Legal basis: "Provisions on the Recognition and Protection of Well-Known Trademarks"

Article 2 A well-known trademark is a trademark that is well known to the relevant public in China. The relevant public includes consumers related to the certain type of goods or services marked by the trademark, other operators who produce the aforementioned goods or provide services, as well as sellers and related personnel involved in the distribution channels.

Article 3 The Trademark Office and the Trademark Review and Adjudication Board are responsible for identifying and protecting trademarks in the process of trademark registration review, trademark dispute resolution, and the investigation and handling of trademark violation cases by the industrial and commercial administrative departments, based on the requests of the parties and the needs of reviewing and handling cases. Well-known trademark.

Article 4 The identification of well-known trademarks shall follow the principles of case-by-case identification and passive protection.