QOS builds an underlying operating system based on a mixture of public chain and alliance chain, a unified identity authentication system, a self-incentive double-layer token protocol, a double-layer mining mechanism of super nodes + transaction mining, a distributed file system, The interactive community of Unicom developers and users supports a large number of user-level native communities including consumption, traditional finance, financial technology, new media, etc., and allows various service providers to easily release new applications under the framework of the agreement. Data transactions maximize the value of community citizens.