The three major trademark protection brands are: 12 Provincial and Municipal Key Trademark Protection Lists, which is an intellectual property administrative protection cooperation jointly initiated and established by 12 provinces and cities including Beijing, Tianjin, Sichuan, Hebei, and Guangdong. The second is the Guangdong Province Key Trademark Protection List, which is to protect the famous trademarks of Guangdong Province. The third is a well-known trademark in China, such as one granted and protected by the State Trademark Office.