Orbiter Finance:A decentralized cross-rollup bridge, which is the infrastructure of Layer 2. https://www.orbiter.finance/ About Orbiter fee: There are two parts in the fee, withholding fee and trading fee. Total fee = withholding fee + trading fee ① A withholding fee is to pay Maker’s gas fee when transferring funds to the destination network. **② Trading fee, is 0.2% to 0.3% of the transaction amount. **At present, ETH trading fee is 0.2%, USDC trading fee is 0.3%. The cross-chain cost is si...