Trademark dilution: The reduction or weakening of the ability of a well-known trademark to indicate and distinguish products or services, regardless of whether there is a competitive relationship between the owner of the well-known trademark and others, and regardless of whether there is confusion, misunderstanding or deception. possibility.

Trademark defamation refers to behaviors that cause people to associate a later trademark or trade name with a well-known trademark, causing damage to the goodwill of the well-known trademark. These usage behaviors may cause people to have an adverse impression of the well-known trademark. Feelings of comfort and disgust, thus polluting the image and goodwill of the trademark.