First, in the real world, in the book industry, it generally refers to the discount given by book publishers to lower-level agents. If the price of a book is 20 yuan, the publishing society will give the agent a 60% discount, that is, 8 yuan.

Eight yuan is a real ocean, and there are two kinds of real oceans. Selling the real ocean refers to the actual selling price.

The purchase price is the price of the wholesaler or retailer. Truth is the premise and basis for the distribution department to calculate profits and losses.

Second, code ocean is a word used by the book publishing department to refer to the total price of all books. Each book lists the pricing composed of Arabic numerals and monetary units, and the total pricing obtained by multiplying them is called code ocean.

Extended data:

The significance of code ocean in the industry;

The publishing industry reflects the production scale of a publishing unit to some extent. In practice, codes can be divided into production codes, distribution codes and sales codes.

Production code refers to the product of printing quantity and book pricing. For example, if a book is priced at 60 yuan, with a print run of 5,000 copies, the production code will be 300,000 yuan.

Distribution code refers to the book code published by the publishing house, which does not include returns and inventory.

Sales code refers to the code of books actually sold. For example, if a book is priced in 60 yuan and the actual sales volume is 3,000 copies, the sales code is 6,543,800 yuan+8,000 yuan.

Reference source: Baidu Encyclopedia-Code Ocean

Reference source: Baidu Encyclopedia-Shiyang