GTSE chain takes the double-card economic model as the incentive, unifies all the participating nodes in the payment ecology, and establishes an online payment ecosystem with the alliance chain as the underlying technology, intelligent contract as the execution starting point, and DAPP as the application entrance. Meanwhile, it pays attention to the application and development of offline scenes. On the basis of solving the pain points of the traditional tourism industry, let all ecological nodes work together to give full play to the synergistic effect, make contributions to the ecological growth, promote the outbreak of the huge potential of the new industry of "block chain + tourism", and build a truly decentralized, value-sharing and ecologically resonant OTA ecosystem on the distributed chain.