Calaswap is an innovative trading mechanism that has evolved further from the existing orderbook-based DEX and transformed the on-chain cryptocurrency transaction to uses AMM. Instead of Buy/Sell orderbook, liquidity pools created by liquidity providers allow traders to swap between currencies. Also, liquidity providers share the transaction fees arising from the liquidity pool as revenue according to their liquidity contribution. CLS's structure is designed to enable users to achieve comprehensive and secure transactions through market liquidity. However, there is a variety of uncertain risks in liquidity supply, and the asymmetry of time, information, and subject should be eliminated to meet the user’s requirements. The layered Architecture of Calaswap is suggested to fulfill the requirements above. Calaswap is an Automated Market-Making (AMM) swap protocol, with a Defi service where everyone can become a liquidity provider and earn transaction fee income, the ecosystem participants can be classified as follows: User, Liquidity provider, Farming & Staking, Community Participant, Airdrop Operator.