# 费用相关

### 手续费怎么收取？

手续费为收取的服务费，如果您使用了普通非跨链兑换服务，收取费用比例为：0.1%，如果您使用了跨链兑换服务，则收取的费用比例为：0.2%+跨链桥的提币费用。 gas不包括在内。

### 为什么收到的金额与我提交得到的金额不同？

汇率以提交订单时的实时汇率计算。 在兑换过程中，汇率通常会发生变化。 我们是按照交易时的实时汇率计算的，因此两个数字可能会有少许出入。 交易和gas也会扣除少量费用。


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