UnionPay Refund Test

Now test the refund interface for UnionPay:
Problem:
How do I query the progress of a test (refund progress)?
Please know, trouble to tell.
The currently used test account is:
Card number: 6216261000000000018
ID: 341126197709218366
Verification Code: 111111

Reply content:

Now test the refund interface for UnionPay:
Problem:
How do I query the progress of a test (refund progress)?
Please know, trouble to tell.
The currently used test account is:
Card number: 6216261000000000018
ID: 341126197709218366
Verification Code: 111111

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