1. Payment code payment: log in to the National Life APP, click "Scan Code Payment" below, and click "Payment Code" below. Merchants can scan your payment code with a code scanner, enter the transaction details page, click OK, enter the password, and the transaction is successful.

2. Sweep the payment: log in to the National Life APP, click "Scan the code to pay" at the bottom, click "Sweep" below, scan the merchant's payment code or the QR code of Le Cashier, enter the transaction details page or Le Cashier page, enter the transaction amount, and complete the payment according to the prompts.