ZKBase is an infrastructure protocol built on Zero-Knowledge (ZK) proof technology that aims to provide scaling solutions for popular Blockchain such as Ethereum and Bitcoin. It aspires to create a decentralized cross-chain and Layer 2 ecosystem. ZKBase has already implemented various products, including ZKSpace (DEX, ZNS, ZKSea, ZKSquare), ZKSwap (ZKSync), and ZKSwap (ZKFair), which provide customers with a variety of services such as decentralized exchanges, cross-chain bridges, Layer 2 payments, and NFT.