BTswap is an AMM-based decentralized trading and liquidity mining exchange. It implements an automatic token exchange protocol through Ethereum. It is designed around ease of use, gas usage efficiency, and anti-censorship. currency threshold. Based on the functions of the existing DEX, BTswap adds the concept of transaction and liquidity dual mining. For ordinary trading users, compared with the Uniswap platform, it not only saves about 20% of handling fees, but also can mine 60% of the platform currency for free. For liquidity market makers, while earning service fees, they can also mine 30% of the platform currency for free.