United Bitcoin (UB) is a derivative of Bitcoin in block 498777 on December 12, 2017. UB's network is 100% inherited from Bitcoin. The stock code of United Bitcoin is UBTC. United Bitcoin aims to achieve and fulfill the promise of blockchain technology by applying its transformative capabilities to support practical use cases and supplement global financial and payment systems.The Bitcoin Federal Reserve has made improvements on the basis of Bitcoin, such as expanding blocks from 1MB to 8MB, increasing the transaction volume that each block can handle from 7TPS to 60TPS. These will continue to improve with technological progress. BitFed's smart contract technology supports commonly used programming languages such as C #, Java, Lua, and Kotlin, making it simpler and more user-friendly, with a wider range of application prospects. The BitFed has also launched a constant value token (UUSD) linked to fiat currency to expand real-life application scenarios and scale....