Legal analysis: 1. Using an unregistered trademark may involve infringement of someone else’s registered trademark. 2. Others may have already registered the trademark. In this case, use will be an infringement (refer to the Trademark Law). 3. It is recommended to apply for a trademark in advance and then use it to avoid infringing on other people's trademark rights and avoiding being registered by others.

Legal basis: Any act that infringes on the exclusive right to use a registered trademark as listed in Article 60 of the Trademark Law of the People's Republic of China shall cause a dispute to be resolved through negotiation between the parties; if the parties are unwilling to negotiate or negotiate If this fails, the trademark registrant or interested party may file a lawsuit in the People's Court or request the industrial and commercial administration department to handle the matter. When handling the case, if the industrial and commercial administrative department determines that the infringement is established, it shall order it to immediately stop the infringement, confiscate and destroy the infringing goods and tools mainly used to manufacture infringing goods and counterfeit registered trademarks. If the illegal business turnover exceeds 50,000 yuan, it may be punished. A fine of not more than five times 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 not more than 250,000 yuan may be imposed. Those who commit more than two trademark infringements within five years or have other serious circumstances shall be severely punished. If you sell goods that are not known to infringe the exclusive rights of a registered trademark, and you can prove that you legally obtained the goods and explain the supplier, the industrial and commercial administration department will order you to stop selling them.