IDS (International Distributed Settlement System) is a new international trade settlement service platform based on blockchain technology, providing more efficient, convenient, and secure solutions for cross-border transfers, completely changing the existing cross-border payment pattern, and promoting the transformation and upgrading of international credit system, international supply chain finance, and other businesses on this basis. The public chain at the bottom of IDS adopts a four tier technical architecture that includes the DPOS-BFT consensus mechanism as its core layer, and introduces a Community Governance scheme with the participation of five roles, including bookkeepers and alternate bookkeepers, and a clear division of rights and responsibilities, and ensures the high-quality operation of the community through a reasonable Token model....