ICB (Big Intelligence Chain) is committed to creating an artificial intelligence virtual image - Intelligent Digital Twin (IDT) for users in a digital way based on Big data, according to the authentication of different data sources of individuals, through 3D stereo image reconstruction and speech recognition technology, and authenticating, authorizing and managing individual data and IDT on the chain. Intelligent digital twins can simulate individual behavior in both real and virtual environments. With individual authorization and supervision, intelligent digital twins can represent individuals to complete various data interaction behaviors....