Payment processing system and method

A payment processing method, comprising the following steps:

• a user terminal acquiring account information to be bound and sending it to an e-wallet backend system;
• the e-wallet backend system sending a business opening application request to a clearing institution according to the account information to be bound;
• the clearing institution acquiring the account information to be bound according to the business opening application request, recording the account information to be bound, and forwarding the account information to be bound to an account institution;
• the account institution verifying the account information to be bound and returning a business opening result to the clearing institution;
• and
• the clearing institution recording the business opening result and forwarding the business opening result to the e-wallet backend system, and the e-wallet backend system returning the business opening result to the user terminal;
• the e-wallet backend system sending a user code application request to the clearing institution;
• the clearing institution generating a scannable user code based on the user code application request, wherein the scannable user code comprises a user identifier, a payment mode, and the user's account information, wherein the scannable user code is generated dynamically for one-time use and is updated regularly;
• the clearing institution sending the generated user code to the e-wallet backend system;
• the e-wallet backend system returning the user code to the user terminal and displaying the user code at the user terminal;
• a merchant terminal reading the user code of a user terminal to generate a transaction order and sending the transaction order to the acquirer;
• the acquirer generating a payment request according to the transaction order, sending the payment request to the clearing institution;
• the clearing institution forwarding the payment request to the account institution according to the user code;
• the account institution making user funds deduction according to the payment request and returning payment processing result notification information to the clearing institution;
• the clearing institution forwarding the payment result notification information to the acquirer and the e-wallet backend system at the same time;
• the e-wallet backend system sending the payment result notification information to the user terminal and the user terminal displaying a payment result;
• and
• the acquirer receiving the payment result notification information forwarded by the clearing institution and the merchant terminal displaying the payment result.

A payment processing method, being applied to a clearing institution, comprising the following steps:

• a user terminal acquiring account information to be bound and sending it to an e-wallet backend system;
• the e-wallet backend system sending a business opening application request to a clearing institution according to the account information to be bound;
• the clearing institution acquiring the account information to be bound according to the business opening application request, recording the account information to be bound, and forwarding the account information to be bound to an account institution;
• the account institution verifying the account information to be bound and returning a business opening result to the clearing institution;
• and
• the clearing institution recording the business opening result and forwarding the business opening result to the e-wallet backend system, and the e-wallet backend system returning the business opening result to the user terminal;
• the e-wallet backend system sending a user code application request to the clearing institution;
• the clearing institution generating a scannable user code based on the user code application request, wherein the scannable user code comprises a user identifier, a payment mode, and the user's account information, wherein the scannable user code is generated dynamically for one-time use and is updated regularly;
• the clearing institution sending the generated user code to the e-wallet backend system;
• the e-wallet backend system returning the user code to the user terminal and displaying the user code at the user terminal;
• receiving a payment request from an acquirer, wherein the payment request is generated by the acquirer according to a transaction order, the transaction order being generated by a merchant terminal after reading the user code of the user terminal;
• forwarding the payment request to the account institution according to the user code such that the account institution makes user funds deduction according to the payment request and generates a payment processing result notification information;
• and
• receiving the payment processing result notification information returned by the account institution and forwarding the payment result notification information to the acquirer and the e-wallet backend system, such that the e-wallet backend system sends the payment result notification information to the user terminal and the payment result is displayed at the user terminal, and such that the acquirer sends the payment result notification information to the merchant terminal and the payment result is displayed at the merchant terminal.