On demand Layer2 Platform is a protocol platform for building – connecting layer 2 network,Tokamak network is a platform that assures decentralized and secure property the same as Ethereum Main chain while supporting a high level of scalability and extendability. Each Dapp is possible to build their own layer2 easier for a specific purpose through a variety layer 2 solution(Plasma EVM, zk-Rollup, Optimism Rollup, etc) what Tokamak network provides.