Bit trust system is an electronic trust system realized entirely through peer-to-peer technology. It is a system-level trust scheme based on blockchain and algorithms. Centralized institutions. Dual-chain architecture, dual-currency economic model, BIUT (trust currency) digital currency used in the application layer, BIU (trust token) digital currency used to pay gas fees at the network layer.
BIU is used for the consumption of all network layers of the Bit Trust System, and is used for network-wide transfer fees, smart contract execution fees, and network fees for publishing new parachains. The top 50% of BIU will be produced in each cycle based on the transaction volume of the entire network in the previous cycle. The last 50% of BIU will halve the output in four years.