What is the approximate cost of printing a genuine book?

What is the price structure of a 20 yuan book? It is understood that the author's remuneration is calculated at the tax rate of 8%, about 1.6 yuan; Printing costs, that is, printing costs and paper costs, account for 25% of the book price, about 5 yuan. The publishing house sells it to dealers at a discount of about 60%, and the intermediate publishing house earns about 5 yuan; Dealer's profit is around 2.4 yuan; Retailers earn around 6 yuan.