YBChain (YBChain) is initiated by the Singapore YBChain Foundation and jointly established by a global blockchain technology professional team. Cloud Token is a cloud data service system based on blockchain 3.0 technology. In order to solve some outstanding problems in scenarios such as artificial intelligence and big data applications, the system includes performance, functional perfection, system scalability, and regulatory audit. Features, ease of use, etc., Yuntong Blockchain 3.0 adopts a series of innovative technologies such as the latest layered architecture design, standardized data protocol, network protocol, dual consensus algorithm and distributed storage technology, flexible multi-level use strategy, etc. The plan focuses on creating a cloud sharing community scene. The data application ecology established by YBChain will realize greater application value of blockchain cloud data.