1. According to the international classification of goods and services, there are 45 registered trademarks, including goods 1 ~ 34 and services 35 ~ 45. 2. The application for registration of each trademark in a class is a trademark application, which is "one class with one standard". Each trademark registration application is limited to 10 product names or service items. If it exceeds 10, the Trademark Office will charge 100 yuan for each piece.