#交易手续费揭秘 - Exchange Fee: As a USDC issuer, Circle charges a fee for cash transactions involving USDC exchanges conducted through the Circle Mint platform. For exchange amounts between 2 million and 15 million dollars, the fee rate starts at 0.03%; for amounts exceeding 15 million dollars, the fee rate can be as high as 0.1%. However, if traders are willing to wait up to 2 days to receive cash, they can opt for a free USDC exchange service.