GST is a secure, transparent and professional decentralized business application platform. As a public payment chain with public trust and technical trust. Supported by blockchain technology, using the technical advantages of blockchain distributed storage, openness, fairness, transparency, data traceability, and non-tampering, it greatly reduces transaction costs and improves circulation efficiency. Make full use of blockchain distributed data storage, point-to-point transmission, consensus mechanism and other technologies to encrypt and share transaction information, complete the integration of industry application systems and blockchain platforms, and realize the seamless integration of new technologies, traditional industries and existing application systems In order to break through the technical bottleneck of the original traditional payment platform, realize its unique payment business logic in the blockchain smart contract.