USDR is a stable currency system based on mature public chain Ethereum that is open, transparent, decentralized, and autonomous. In order to promote its global application, the USDR team expands various innovative application functions within the system based on mainstream market demands, such as mortgage lending, liquidity mining, leveraged trading, etc. In the future, more application scenarios will be developed based on operational conditions and market acceptance, The goal of the birth of USDR is to become a leader in the global digital stable currency market....