Let's give an example, such as GBP/USD: suppose it is an account of 10K, and buy 3 lots of GBP/USD on Monday, with the market price of1.7718/1.7722, and hold the position overnight until Tuesday, PR. The overnight foreign exchange interest is calculated as follows: 0.42%/360x1000x3+0.7722x1day = USD 0.62. Second, for the combination with USD[ USD] [USD] as the benchmark currency, such as USD[ USD ]/JPY: it is assumed to be 65438+. The market price is 107.44/ 107.47, and Prm sells %-2. 18 overnight to Thursday, so customers who sell USD will pay interest. The calculation method of overnight foreign exchange interest is as follows:-2.18%/360x10000x3 days = [$ 18. 17] 3. For cross-currency combinations, such as EUR/GBP: suppose it is a 1K account, and buy 5 lots of EUR/on Friday. From overnight to next Monday, Prm Buyl%-3.7 1, then customers who buy euros will pay interest. The calculation method of overnight foreign exchange interest is as follows:-3.71%/360x1000x5 0.6890x1day = [| 0.355].

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I don't know if this example has made you understand, I hope it will help you!