1. When customers consume, they can ask the merchants to issue invoices, which can be used as consumption vouchers or printed receipts instead;

2. After consumption, if the customer has no invoice and receipt, he can ask the seller to issue a consumption voucher, indicating the amount and date;

3. If the customer consumes online and the merchant can't invoice, you can note the amount and running water and apply for a voucher;

4. If the purchased product is single, the product head office may be required to issue a consumption certificate;

5. For products in special industries, you need to consult the bank.

Loan coupons for different types of products

1. Asset commodities: quotations and consumption orders of related products are required;

2. Decoration service: a budget form signed by both parties and provided by renovation contract and the decoration party is required;

3. Education loan products: I need to provide my admission notice and tuition invoice receipt;

4. Tourism products: it is necessary to provide the signed contract for tourism and the invoice receipt for consumption during the trip;

5. Wedding supplies: it is necessary to provide the wedding contract signed by both parties, the rental or purchase invoice of wedding supplies, and the account of wedding funds.