This is necessary. First of all, a trademark is a sign used to distinguish one operator's brand or service from other operators' goods or services. Registered trademarks are the premise of obtaining the exclusive right to use trademarks, and registered trademarks can be protected by law. Secondly, trademarks are intangible assets of enterprises, and registered trademarks can make it easier for consumers to find your products or services. In addition, Article 6 of the Trademark Law stipulates that goods that are required by laws and administrative regulations to use registered trademarks must apply for trademark registration, and those that have not been approved for registration shall not be sold in the market. Finally, the unregistered trademark registered by others may constitute infringement in the process of use.