According to official $USDD 2.0 news, the total value of $USDD collateral has exceeded $550.0 million, and the circulating supply has exceeded 500 million, reaching a new milestone. At the same time, the fourth phase of the $TRX and sTRX Vaults promotion will be launched on July 15, 2025, at 16:00 (CST), and will last until August 15, 2025, at 16:00, seamlessly connecting with the third phase. In addition to the stable fee reduction continuing to be as low as 0.5%, this phase also adds a "Yield Roundup" competition, where participants will have the opportunity to share a 500 $USDD prize pool. [Odaily Planet Daily]