Legal analysis: If the plaque is unqualified, contact the local industrial and commercial department. According to the relevant provisions of the law, if an unregistered trademark is used as a registered trademark, or if the use of an unregistered trademark violates the regulations, the local industrial and commercial administrative department shall stop it, make corrections within a time limit, and notify the person. If the illegal business volume exceeds 50,000 yuan, penalties may be imposed A fine of less than 20% of the illegal business volume may be imposed. If there is no illegal business volume or the illegal business volume is less than 50,000 yuan, a fine of less than 10,000 yuan may be imposed.

Legal basis: Article 52 of the Trademark Law of the People's Republic of China. If an unregistered trademark is used as a registered trademark, or if the use of an unregistered trademark violates the provisions of Article 10 of this Law, The local industrial and commercial administrative department shall stop it, make corrections within a time limit, and may issue a notice. If the illegal business volume exceeds 50,000 yuan, a fine of not more than 20% of the illegal business volume may be imposed. If there is no illegal business volume or the illegal business volume is less than 50,000 yuan, a fine of less than 20% of the illegal business volume may be imposed. If the amount exceeds 10,000 yuan, a fine of not more than 10,000 yuan may be imposed.