🔁Status flow

1.Exchange timing chart

1. User: View redeemable currencies

2. API service: View the list of supported currencies for redemption; return query results

3. User: See the list of supported redeemable currencies

4. User: Select the currency to redeem and check the corresponding exchange rate

5. API service: Query the exchange rate of the corresponding currency, e.g., BTC/USDT, and return the exchange rate query results

6. User: See the exchange rate of the corresponding currency

7. User: Enter/select relevant information to place an order, e.g., quantity, target currency receiving address

8. User: Confirm the entered/selected relevant information

9. User: Enter the password

10. API service: Call the order creation interface

11. API service: Return the order creation result (if the cumulative redemption amount of the order's coin receiving address within 24 hours exceeds the threshold, triggering KYC, relevant information will be returned)

12. API service: Return the order creation result

13. User: Transfer funds to the temporary address returned by the order creation interface

14. User: Query the order status

15. API service: Refresh the order status in real-time and return the order status

16. API service: Start the redemption upon detecting the user's deposit

17. API service: Complete the redemption, send the target currency to the user if successful, and return the original currency if failed

18. API service: Triggering the KYC limit will result in fund withdrawal or continuing redemption after completing KYC

19. User: Query the order status

20. API service: Detect the deposit and execute the redemption

21. API service: Complete the redemption and issue the currency

2.Order Status Flow Chart