Official data shows that the total TVL (TVL) of the decentralized stablecoin USDD has surpassed $1.93 billion, an increase of approximately $500 million in one week, setting a new all-time high. According to CMC rankings, USDD currently ranks 9th in the stablecoin market with a circulating supply of $14.08 billion, second only to RLUSD ($1.41 billion). This milestone further validates its market positioning as an "interest-bearing version of USDT," highlighting its strong stability and user appeal in a volatile market environment. USDD is a multi-chain decentralized overcollateralized stablecoin launched by the TRON ecosystem and is currently issued simultaneously on the TRON network, Ethereum, and BNBChain. In terms of mechanism design, USDD establishes a dual security guarantee of "overcollateralization + PSM 1:1 exchange," and continues to attract capital inflows thanks to its seamless compatibility with major DeFi protocols and its multi-chain layout advantages.