According to TechFlow, Bitcoin L2 project B² Network announced that it has integrated BTC into the Aptos ecosystem, promoting the development of BTCFi in the Move ecosystem.

In the cooperation between B² Network, Aptos and Echo, an innovative product based on Move language, aBTC, was launched. It is a cross-chain liquid Bitcoin token that supports BTC 1:1. Echo Bridge allows users to bridge uBTC to Echo in exchange for APT rewards. Users who deposit aBTC can get an annualized rate of return of more than 10% and additional rewards.