According to Tron DAO Reserve, about 12,000 BTC used as USDD reserves have been removed recently and all flowed into HTX. The current supply of USDD is about 745 million, with a collateral value of $1.723 billion, but about 98.8% of it is backed by 10.93 million TRX ($1.703 billion). https://t.co/sTBMmEFy78