GB/T 32171-2015 in English

Standard Overview and Technical Background

This standard specifies the electronic message structure and compilation method of irrevocable documentary credit based on the ebXML framework, which is applicable to electronic settlement between banks and importers and exporters in international trade. The release of the standard marks the deep integration of my country's letter of credit business with the international electronic trade standard system (ISO 20022), and realizes the digital mapping with UCP600 rules.

Core Business Scenarios

Key technical architecture of the message

Data dictionary specification

The standard defines 48 core data elements, including:

• DocumentStatus: document status identifier (ORIGINAL/COPY)
• SettlementCondition: settlement method (spot/deferred/negotiation/acceptance)
• Transshipments: transshipment identifier (Y/N)

Class diagram design

Implementation and application suggestions

System connection requirements

Typical implementation path

1. Business system connection with SWIFT system
2. ebXML message gateway deployment
3. UCP600 clause digital mapping

Standard evolution analysis

Compared with traditional paper letters of credit, this standard achieves:

• Document review efficiency increased by 70%
• Settlement cycle shortened to within 24 hours
• Support data linkage with customs, logistics and other systems