DIA (Digital Identify Authenic) is a secure, privacy-oriented infrastructure, and its integrated governance system enables participants to collaborate to expand functionality in multiple dimensions. For example, it is possible for us to realize: storage of individual identification data, selective verification of property ownership, decentralization of financial services, realization of privacy-protected p2p or b2b asset replacement, mutual aid associations, "peer-to-peer" insurance, construction of a truly complete de-centralization A centralized digital equity exchange that serves all users participating in the DIA ecosystem.