The meaning and use of trademarks are as follows:

Meaning: A trademark is a sign used to identify and distinguish the source of goods or services. It refers to the signs used by producers and operators of goods on the goods they produce, manufacture, process, select or distribute, or by service providers on the services they provide, to distinguish the source of other goods or services. Uses:

1. Protected by law: Registered trademarks can help companies maintain their brands in the business world and are protected by law. The registrant has exclusive rights.

2. Increase commercial value: Registering a trademark can help improve a company's reputation and customer loyalty in the commercial field, thus increasing the added value of goods.

3. Combating counterfeit and shoddy products: Registered trademarks can effectively combat counterfeit and shoddy products and protect the rights and interests of consumers.

4. Help expand business: Registering a trademark can help a company do business in new markets, regions or countries.

5. Convenient for consumers to recognize and shop by brand: Consumers can identify and choose their favorite goods or services through trademarks.