BTF, the abbreviation of Bitcoin Faith, Chinese name belief, is a new chain of 500000 forked at the height of the bitcoin block, developed by the Bitgo team. BTF is a new bitcoin fork currency. According to the BitGo team's statement, BTF will carry out hard forked test in December 20, 2017, so as to add new features of bitcoin and make bitcoin network more perfect. The bifurcation after the success of any bitcoin address before, according to the ratio of 1:1 to receive the same amount of BTF, the rest of the way to dig the convergence of the release of entry nodes by Chibidaigou election. The size of BTF block is 8M, with large block support and improved consensus mechanism. In the future, bitcoin network will be promoted into the built in intelligent contract, so as to realize the issuance of assets on the chain and the establishment of applications, making BTF a valuable and practical currency.