What do you mean by discount tickets for pharmaceutical companies? How to return the ticket to profit?

Ticket discount: that is, the discount of purchase invoice means that when the buyer receives the goods from the supplier, the goods are put into storage at the contract price and the inventory accounting is carried out at the contract price. When a supplier issues a special VAT invoice, it will issue a special VAT invoice based on the amount after deducting the rebate stipulated in the contract, which will be settled as a form of rebate income.