You can consider these, Baidu’s promotion tool is topsem. Nowadays, there are mainly several keywords for hospitals to bid on Baidu: 1. Hospital brand words. Some hospitals not only make brand words for their own hospitals, but also compete for Brand words for other similar hospitals. 2. Project words generally refer to the words of various treatment projects in the hospital. 3. They are some long-tail words, such as regional words, or various question words, such as how much does it cost? How is it? Is it good? etc. .