AQX (Waterdrop Chain) is based on the underlying technology of the blockchain, and is driven by data to create a hotel alliance ecosystem. Hotel users can exchange points in the system. Based on data sharing between hotel alliances and other trusted data sources, WaterdropChain creates an independent personal database for each user to protect user privacy and facilitate user personal information management. By leveraging artificial intelligence (AI) and other tools, unified information management can help businesses increase sales, improve operational efficiency, increase profits, and enhance the overall experience for consumers.