Building Dongguan cross border e-commerce industry "closed loop" ecosystem with blockchain Technology

In recent years, Dongguan's cross-border e-commerce stands out and maintains a large growth rate. Build Dongguan cross-border e-commerce industry ecosystem based on blockchain, which is composed of four systems: cross-border e-commerce comprehensive service platform system, credit risk management system, supply chain intelligence system and cross-border logistics system. Therefore, it is of great practical significance to explore the construction of Dongguan cross-border e-commerce industry chain "closed-loop" ecosystem. Blockchain data has the characteristics of traceability and time stamp technology, which can ensure the authenticity of the source of goods from the source by establishing a common digital currency system and a goods source query system. Therefore, it is necessary to study the blockchain technology and make scientific application to solve the problems of logistics dilemma, cross-border payment and product quality control that hinder the further development of cross-border e-commerce.