Chainlink, as a bridge between traditional finance and DeFi, its importance is self-evident. The U.S. Department of Commerce has marked a new era of data transparency by putting core economic data on-chain through Chainlink. This initiative not only provides a reliable data source for smart contracts but also promotes innovative developments in areas such as automated trading, market forecasting, risk control, and cross-chain financial derivatives. Chainlink's role is not just a technical connection but also a conceptual bridge. It closely integrates official data with blockchain finance, providing market participants with an unprecedented foundation of trust. This establishment of trust not only enhances the reliability of data but also expands the imaginative space of blockchain technology. At such a convergence point,