The currency amount of the two transactions is the same, the buying and selling directions are opposite, and the due delivery period is different, so the corresponding exchange rate will be different.
If the customer buys 1 10,000 euros at the spot and sells USD, the transaction exchange rate is1.2620; Three months later, the customer sold 6,543.8+0,000 euros and bought US dollars at the exchange rate of 654.38+0.2630. These two transactions constitute a foreign exchange swap transaction.