Cross-chain Token BridgeThe cross-chain token bridge refers to the asset transfer channel between two heterogeneous chains. Through the token bridge, assets can be safely and reliably transferred on different heterogeneous chains. The token bridge solution in this article will be backed by the concept of cryptocurrency backed asset (CBA) model and decentralized backing technology.Cryptocurrency Backed Asset Model (CBA Model)CBA stands for Cryptocurrency Backed Asset. To build the CBA model, w...