Trademark categories * * * are divided into 45 categories, of which Category 1-34 is commodity category and Category 35-45 is service category. Each category corresponds to different goods or services, and the Trademark Law stipulates that registered trademarks can only be used within the approved scope. If you want to buy a trademark, for example, the clothing industry needs to choose category 25, the restaurant needs to choose category 43, and the cosmetics need to choose category 3.