Smart Health Sandbox (SHS) is a smart health big data platform based on blockchain technology. Mainly based on blockchain, big data, and artificial intelligence technology, and using user health data as the entry point, to build an intelligent health industry value ecology. Smart data bodies are created through user sign data, and the life bank safely stores medical and health data, and members and institutions on the chain open data value and participate in data transactions. SHS will provide a complete set of medical and health service solutions with blockchain and artificial intelligence as the core technology for the medical and health industry.