 
            - 
                    Secure paying 
 environmentMultiple wind strategy, 
 effective
 interception of risk trading,
 transaction data encryption
 processing, to avoid data
 leakage
- 
                    Multiple ways to 
 submitSupport API submission 
 merchants single / batch
 submission and other ways
- 
                    Abnormal order 
 processingSuspected duplicate order 
 mechanism to prevent
 merchants
 from repeating payments
 
     
      