service marks, also known as service marks, are significant marks used in service projects to distinguish the characteristics of similar service projects undertaken by service operators. Service trademarks are generally used by restaurants, hotels, restaurants, travel agencies, airlines, banks, insurance companies and other service providers. For example, the "Phoenix" logo of China Civil Aviation; Special marks used by China Industrial and Commercial Bank, China Agricultural Bank and China Construction Bank respectively. It can be said that service marks are trademarks used in service projects, so service marks are also called service marks.

Paragraph 2 of Article 4 of the Trademark Law stipulates that "enterprises, institutions