GST is a secure, transparent, and professional decentralized commercial application platform. As a payment public chain with public trust and technical trust. Supported by blockchain technology, utilizing the advantages of blockchain distributed storage, openness, fairness, transparency, data traceability, and non tampering, it greatly reduces transaction costs and improves circulation efficiency. Fully utilize technologies such as blockchain distributed data storage, peer-to-peer transmission, and consensus mechanisms to encrypt and share transaction information, complete the integration of industry application systems and blockchain platforms, and achieve seamless connection between new technologies and traditional industries and existing application systems, thereby breaking through the technical bottlenecks of traditional payment platforms and implementing their unique payment business logic in blockchain smart contracts....