1. Overview

Payment Method APIS refers to APIs that are used specifically for certain payment methods. Currently there is only one payment method as Merchant Presented Mode(MPM)

2. Merchant Process

1）Merchants initiate the code generation with amount and fee type according to the scenario need

2）Parnter help merchant to send code generation request to BNC, in which support the dynamic code and static code

3）BNC will respond with a code string and code image back to the merchant through the partner service. Merchant can display the code through code string or download the image show to customer to scan for payment

4）User will check and scan for payment, then BNC will accept the debit request from issuer and have the internal process

5）Once it done, BNC will notify the issuer a payment status through switching and also will send notification to partner service for update status

6）If there is no response back from BNC, the client should initiate the status check to BNC for status update, and here should set the time mark fort the inquiry polling