[U/USDT Listed on Hotcoin, Limited-Time Zero Trading Fees] Hotcoin will open U/USDT trading services on January 13, 2026, at 20:00 (UTC+8). Breaking News! Hotcoin is set to globally debut U. U is a next-generation stablecoin fully backed by liquid assets, designed to unify fragmented liquidity across areas such as trading, payments, DeFi, institutional settlements, and AI-driven autonomous systems. Start trading U on Hotcoin now.