Bluefin is an important project in the SUI ecosystem, with highlights including: fast transaction speed with latency below 500 milliseconds; low transaction costs, with an average gas fee of only $0.01 covered by the foundation; excellent user experience, supporting wallet-less trading and fiat currency deposits; support for multiple trading varieties, covering various perpetual contract assets; and future plans to launch full-margin trading and a spot asset aggregator, continuously optimizing the ecosystem.