A. General Information

1. Title

Electronic exchange of certificates of origin between Korea and Viet Nam

2. Status of the project
3. Implementation period of the project/service:
5. Geographical coverage
Participating countries: Republic of Korea, Viet Nam
6. Participating agencies/entities of the project/service:
a. Development stage
Lead agencies/entities
Customs administrations of countries.
Other participating agencies/entities
b. Operational stage
Lead agencies/entities (op)
Customs administrations of countries.
Other participating agencies/entities (op)
7. Main stakeholders/beneficiaries of the project
Traders (big enterprises)
Traders (SMEs)
Customs brokers
8. Business process category of the project
Regulatory/official control

B. Lessons Learned

9. Summary description of the project/service
Brief Summary

South Korea and Vietnam started working on a Blockchain-based system to establish automatic cross-border data exchange between both Customs. It enables COO issued in Korea to be shared in real time with Korean exporters, Vietnamese importers and Vietnamese Customs.


a. Objective(s)

Considering the fact that Blockchain technology is the most suitable technology to establish automatic cross-border data exchange between Customs administrations, Korea and Vietnam dematerializing certificates required to provide preferential entry of originating goods. Korean customs worked with Vietnam Customs as well as with Korean exporters and Vietnamese importers. The application built as part of the pilot enabled certificates of origin issued in Korea to be shared in real time with Korean exporters, Vietnamese importers, and the Vietnamese Customs administration.In preparation for other types of data exchange in the future between the two countries, the KCS also successfully completed tests on the IT environment of the Vietnamese Customs administration, including the installation of a new server

b. Business need for the project (background)

The need to improve work processes, further facilitating trade, ensure reliable exchange of information.

c. Business process covered*

Real time information sharing with traders at the time of issuing C/Os.

Guarantee authenticity of C/Os.

Exempt submission of C/O originals to Customs in the importing country.

d. Overall architecture and functionalities*

Please also refer to the link:


e. Relevant document/figure
10. Documents and data exchanged via the project

Electronic certificates of origin

11. Data models/databases, proprietary solutions, hybrid approaches

The exchange of eCo is based on Blockchain Technology

Blockchain model of e-commerce


12. Main challenges faced during the project
13. Lessons learned from the project
14. Main benefit(s) of the project
Enhanced regulatory compliance*
Transaction Cost savings*
Transaction Time savings
Simplified process
14A. Elaborations/detailed description on benefits gained
15. Technical/financial/capacity building/other assistance
16. Future plan for expansion of the project

The Korean Customs service has set a vision to integrate data on cross-border trade and international logistics flows into one place, establishing a new clearance and logistics platform enabling all actors in the logistics chain, including manufacturers, exporters, transporters, government agencies, importers and consumers, to share reliable real-time information.

17. Other information or relevant references on the project

18. Relevant document regarding the project

C. Relevant Standards

20. Electronic message standard
20A. Electronic message standard supporting the project
20B. Type of standard for electronic message applied for the project
21. Technical communication standard
21A. Technical communication standard supporting the project
21B. Type of technical communication standard applied for the project
22. Security-related standards*
22A. Security-related standard supporting the project
22B. Type of security-related standard applied for the project
23. Other Technical Information
23A. Interface developed for data exchange with an internal system
23B. Other technical implementation information