Hello, that picture is the signature file of Tieba.
The prerequisite for using the signature file is that it must be a registered user for more than three months before it can be used.
Otherwise, the signature file cannot be set.
Baidu signature file settings
1. Enter Baidu Tieba—Login user name
2. Move the mouse to "My i Tieba"—select the drop-down menu "View All" - Click "Signature File Settings"
3. Click "Edit" after the signature file, and you can modify the signature file name and image link in the pop-up dialog box. Click "Submit" to edit successfully.
Note: The signature file only supports images from Baidu Tieba Image Library and Baidu Space. You can upload the image to "My Space" first.
4. If you want to add a set of signature files, you can click "Add a set of signature files" and see the signature file editing page that pops up.
Note: Baidu can set up to five sets of signature files
5. Enter the name of the signature file you want in the name input box, enter the image link in the image link column, and You can see the picture you selected in the picture preview. After clicking submit, the signature file is submitted successfully.
6. The signature file just submitted may require a certain amount of review time. Please wait patiently~~ After the review is completed, you can use the new signature file when posting!