How to view the purchase contract and receipt invoice?

Tripartite receipt, white warehouse stub, financial accounting on the back of red joint invoice, and blue joint delivery note are used for reconciliation and settlement.

Extension:

A procurement contract is a commercial contract document, and its contents and terms shall generally include:

The full names and legal representatives of suppliers and sub-suppliers, and the telephone, telegram and telex of both parties; The name, model, specification and quantity of the purchased goods; Price and delivery date; Method and place of delivery; Quality requirements and acceptance methods, as well as the handling of nonconforming products, should be clearly defined as "quality agreement" in the procurement contract when a separate quality agreement is concluded; Liability for breach of contract.