1. After China UnionPay Express completes the consumption, the merchant will provide a purchase order. This is a paper receipt with transaction amount, merchant information and related information on it.

2. When you receive the purchase order, please carefully check whether the transaction information on the order is correct. Ensure that the amount and merchant information are consistent with consumption.

3. There will be a sign on the purchase order, indicating the place where the transaction is signed. Use the signature pen on UnionPay card to sign at the designated location for confirmation.

4. After signing the purchase order, the merchant will file the purchase order as a transaction voucher. You can ask the merchant to submit another purchase order as your own transaction voucher.