Purchaser, because the so-called warehousing slip is the document that is used by the buyer to go through the warehousing procedures after the goods purchased by the buyer arrive at the warehouse and pass the acceptance inspection, so the person in charge is the buyer. Generally, the warehouse entry form is signed by the person in charge - the buyer, the warehouse manager, and the supervisor - the head of the purchasing department. The warehouse entry form is usually in triplicate, the stub is kept by the warehouse manager, the verification is kept by the person in charge, and the accounting is recorded by the financial accountant.