1, Author: The author is the creator of the book. They are responsible for the writing and creativity of books and play a decisive role in the content, style and language of books.
2. Editing: Editing is an important occupation of publishing houses. They review, modify and arrange the contents and forms of books to improve their quality and readability.
3. Printing factory: Printing factory is an important part of book printing. They are responsible for printing the contents and designs of books into physical books to ensure the quality and quantity of books.
4. Publishing House: The publishing house is the bridge between the printing house and the bookstore, and is responsible for the transportation, storage and sales of books.
5. Bookstore: Bookstore is the main place for readers to buy books, providing readers with services such as reading, consulting and recommendation, which plays an important role in the sales and promotion of books.
6. Readers: Readers are the ultimate audience of books, and their needs and feedback have a great influence on books.