Legal analysis: The characteristics of trademarks are as follows: 1. Trademarks are distinctive signs. 2. The trademark is exclusive. 3. Trademarks have value. 4. The trademark is competitive. A trademark is a mark used to distinguish one operator's brand or services from the goods or services of other operators.

Legal basis: "Trademark Law of the People's Republic of China" Article 3 Trademarks approved and registered by the Trademark Office are registered trademarks, including commodity trademarks, service trademarks, collective trademarks, and certification trademarks; Trademark registrants enjoy exclusive rights to trademarks and are protected by law. The term "collective trademark" as mentioned in this Law refers to a mark registered in the name of a group, association or other organization for use by members of the organization in commercial activities to indicate the user's membership in the organization.