ZEL is a decentralized open ecological system that can connect the crypto economy with the physical space. Zel, with private and transparent addresses using the Equihash(125,4) Proof-of- work algorithm, is the basic currency in the ecosystem. ZelCore, a multi-currency wallet with a large number of users, is responsible for traffic portals and ecological entrances, of which ZelCore+ integrates multiple types of exchange APIs. ZelNodes constitute a decentralized large-scale computational network platform. This ecological power engine, with the help of the ZelFlux OS (Operating system) as an ecological wormhole, drives Dapps, smart contracts, asset layers, side chains, etc. It connects the crypto economy and the real world on such as finance, business, industry, health, medical, education or other public services.