FUSION is an interoperable ecosystem for financial innovations that connects various values. It establishes a layer of control management on top of various tokens through distributed management of the token's private keys, providing ports for both central organizations and external data sources. In this way, it solves the key problem of insufficiency in interoperability of the current Internet of Values. FUSION's vision is to establish a platform-level public chain in the crypto-financial era as a key infrastructure for value transfer.