GTSE (Global tourism sharing ecology) uses the double pass economic model as the incentive of ecological nodes. We have established an on chain payment ecosystem with alliance chain as the underlying technology, smart contracts as the execution lever, and DAPP as the application entry point, while paying attention to the application and development of offline scenarios. On the basis of addressing the pain points of the traditional tourism industry, we aim to enable all ecological nodes to work together and contribute to ecological growth, promote the explosion of the huge potential of the "blockchain+tourism" new industry, and create a truly decentralized, value sharing, and ecological resonance distributed on chain OTA ecosystem....