Then enter the salted fish, click Publish, and click Publish Idle.
Select the picture of the book list and upload it.
Enter a description, try not to reflect the book, and modify the description.
Choose other idle books in the classification, not books, because books need to scan bar codes, and e-books have no bar codes, so choose other idle books.
In this way, the e-books that need to be processed are successfully released.