DRC is a digital asset payment and settlement ecosystem that integrates dual-block cold storage technology. The project takes global payment and settlement as the entry point, and integrates the smart contract system of the blockchain technology project with the global payment system. At present, DRC has become an important tool for payment and settlement of DRV's global decentralized cross-border e-commerce ecological platform. Consumption in large application scenarios allows DRC Chain to truly integrate with the real business world, allowing digital assets to truly circulate.