TechFlow news: Bitcoin L2 project B² Network announced the integration of BTC into the Aptos ecosystem, advancing BTCFi within the Move ecosystem.
In collaboration between B² Network, Aptos, and Echo, an innovative product called aBTC has been launched—a Move-language-based, 1:1 BTC-backed cross-chain liquid bitcoin token. The Echo Bridge enables users to bridge uBTC to Echo in exchange for APT rewards. Users depositing aBTC can earn over 10% annualized yield plus additional incentives.




