You can apply by downloading the bank APP, credit card service hotline, or credit card WeChat official account.

1. Download the bank APP: Open the APP of the bank with your credit card, register and log in, find the "Payment" service on the "My" page, click to enter and you will see the words "QR code payment". Just click to enter and apply.

2. Credit card service hotline: Call the official customer service hotline of the credit card you hold, and follow the prompts to enter the card number and ID number to apply.

3. Credit card WeChat official account: Follow the official WeChat official account of the credit card you hold, enter the WeChat mall after passing identity authentication, find the product you want to buy, and select "Add to Cart" or "Buy Now". After entering the shopping cart page, select "Payment Method", select "Credit Card Installment Payment", and fill in the information as prompted to apply.