Global Customs Standardization Advances With Layout Key Architecture
This paper analyzes the logical architecture of the Layout Key for export customs declarations, detailing its standardized design across key dimensions such as entity information, logistics compliance, trade value, and cargo description. By implementing physical specifications, semantic mapping, and elastic layout strategies, this framework aims to enhance data processing efficiency and compliance levels in cross-border trade. Furthermore, it provides professional insights for enterprises to optimize their supply chain data management.








