Hello, because the name of Post Bar is commercial, the following requirements apply to creating Post Bar:

1. The name of the bar shall not exceed 14 Chinese characters, only Chinese characters, letters, numbers and underscores.

2. Post bar name cannot be duplicate with existing post bar name.

3. The bar name cannot contain financial information, such as "medical institutions, names of medical products, stock futures lottery".

-"Baidu Know _ Post Bar Volunteers" team will answer your questions. If this answer can help you, please adopt it in time. Thank you!