DID is a high-performance public chain with a unique insurance account mechanism that can innovatively solve the problem of user asset theft and damage. The underlying structure of up to tens of millions of TPSs and high throughput has laid a solid foundation for the DeFi ecosystem, and supports thousands of consensus nodes to be truly decentralized public chains.DID is a heterogeneous token based on blockchain networks. Compared to the equivalent tokens of Bitcoin and Ethereum, DID provides a method of indicating or marking the ownership of local digital assets, so that it can anchor goods in the real world and be uniquely deterministic and indivisible. Becoming a unique digital asset on the blockchain.DID payment - like Alipay and Wepay, direct payment is made through DAPP. DID payments have a unique settlement system that converts payment DID into local legal tender payments....