21:00-7:00 Keywords: Circle, Unichain, Solana ETF, Legends 1.Circle issue a new $250 million USDC on the Solana chain; 2. Trump: The Russian-Ukrainian war must end, and it will end soon. 3. Uniswap Labs: Layer2 network Unichain mainnet is online; 4. Federal Reserve Chairperson Powell: Supports the establishment of a regulatory framework around stablecoins. 5. The SEC has opened a 21-day public comment period on the Canary Solana ETF. 6. DeFi platform Legends completed 15 million US dollars financing, and a16z participated in the investment; 7. The US Financial Services Commission will hold a hearing on digital asset regulation at 3:30 on the 12th. 8. The SEC has accepted applications for Solana spot ETFs from 21Shares, Bitwise, Canary, and VanEck.