ContractLand is an application specific blockchain built for decentralized exchange across an internet of blockchain ecosystem. ContractLand's first product Terra chain, a high performing (>3000TPS) blockchain specifically designed for DEX, which is powered by our own cross-chain protocol Terra-Bridge. Differing from other existing DEX, Terra-Chain is supported by on-chain order matching system. In other words, all the exchanges in Terra-chain ecosystem are sharing a universal depth of market. Terra-chain can easily integrate with any other Dapp.