Merchant scans with Integrator and Acquirer

Process

1. The customer purchases goods or pays bills at the cashier.
2. The merchant places orders in ECR/terminal and scans the QR code or barcode from the customer's wallet app by using an app, scanner, or terminal.
3. The app, scanner, or terminal sends a payment request to the integrator.
4. The system integrator passes the payment request to the aquirer.
5. The aquirer passes the payment request to Alipay HK for authorization.
6. Alipay HK processes the transaction and sends the customer the payment result via SMS and in-app notification.
7. Alipay HK sends the payment result to the aquirer.
8. The aquirer passes the payment result to the integrator.
9. The system integrator sends the payment result to the merchant via the pre-defined notification method.