Qualification of Regional Expert
The Regional Expert should have qualifications as follows:
1) should be recognised of his/her expertise and being recommended by the respective Customs Administration;
2) should have received the relevant training from the accredited institutions (including Customs Academy/Training Center); and/or preferably have experience in delivering a lecture; or have (mastering) the knowledge gained by implement/develop/maintain key issues/initiatives/strategies in his/her respective country, e.g Single Window and other Customs related tools, proven by his/her track record; and
3) has the competency in English.
Expert who has qualified as the WCO Pre-Accredited Expert shall be included in the List Regional Expert.
Brunei Darussalam
NIL
Cambodia
Revised Kyoto Convention – Mercator Programme (WTO TFA)
Mr. Chea Samnang
Mr. Chea Samnang work for Cambodia Customs more than 10 years. He currently oversees the negotiation and implementation of the FTAs, multilateral cooperation and others. He has been accredited as World Customs Organization Customs Technical and Operational Advisor in the area of the Revised Kyoto Convention in August 2019. He also has been accredited as World Customs Organisation Mercator Programme Advisor (WTO TFA) in August 2019
Harmonized Systems
Mrs. Ouk Chansopheap
Mrs. Ouk Chansopheap has been involved in customs matter for 10 years. In the present, she is responsible for international Customs Cooperation, Free Trade Agreement (FTA) negotiations and related meetings. She gets involved in HS classification matter and meeting and she is in charge of verifying Certificate of Origin. She has been accredited as WCO Expert Trainer in area of HS Classification in November 2018.
Rule of Origin
Mrs. Sok Leaksmy
Mrs. Sok Leaksmy has been working for customs for 8 years. In the presents, she is in charge of verifying Certificate of origin, Customs Valuation. She was accredited as a World Customs Organization Expert Trainer in the area of Rules of Origin in December 2018.
Data Analytics
Mr. Chamroeun San
Mr. Chamroeun San has joined the General Department of Customs and Excise of Cambodia since 2014. His career has been dedicated to advancing customs modernization, beginning with the development of customs automation systems and, since 2019, expanding into the field of customs data and statistics management. In April 2025, he was accredited by the World Customs Organization (WCO) as the first WCO Expert on Data Analytics.
Indonesia
Authorised Economic Operator (AEO)
Mr. Moh. Firstananto Jerusalem
Mr. Firstananto Jerusalem has over 20 years experiences working for DGCE. His experiences are mainly related to management information system. He was accredited as a WCO Technical and Operational Advisor (TOA) in the area of AEO since July 2023.
Data Analytics
Mr. Diyouva Novith
Mr. Diyouva has been working for DGCE for 10 years and has experience in conducting data analysis and modelling to identify patterns and trends in large datasets. He has been responsible for fulfilling national initiatives on data analytics projects since 2023. He was accredited as a WCO Technical and Operational Advisor (TOA) on Data Analytics in January 2026.
Post-Clearence Audit (PCA)
Mr. Hermaz Wibisono
Mr. Hermaz has been working for DGCE for 25 years and has experience particularly in PCA. He was accredited as a WCO Technical and Operational Advisors (TOA) on PCA since May 2025.
Customs Valuation
Mr Henry Imanuel Sinuraya
Currently he worked as Head of Revenue Monitoring Section at Directorate of Revenue and Strategic Planning. He has been obtained World Customs Organization Scholar in 2010, with strong professional focus in Public Finance and International Customs Law and Master degree from Graduated Institute for Policy Studies – Tokyo Japan. His experiences mainly related to Customs Valuation. He has also been team leader conducting research and compiling valuation database at Tanjung Priok Customs and Excise Prime Office. He has been active in conducting research under the programme WCO Fellowship in 2014 and had submitted research as a Reform Recommendation for Indonesian Customs Administration in the field of Customs Valuation. He has also been active as a speaker on CV Workshop by presenting “Customs Valuation on Related party transaction and Transfer Pricing” in 2017 and participated in Workshop organized under WCO on Customs Valuation in 2017 and also National Train- the –Trainer workshop organized by WCO in 2018.
Rules of Origin
1. Mr Widia Ariadi
Mr. Widia Ariadi has been working for DGCE for 20 years. He is currently worked as Head of Customs and Excise Service Section V on Customs and Excise Controlling and Servicing Office Type B of Yogyakarta. He is resources person at certain national and global forums related to Trade Facilitation. His involvement on international course/workshop mostly related to origin determination and rules of origin. He has been participated on WCO Accreditation Workshop for Expert Trainers on Rules of Origin for the WCO Asia/Pacific Region in 2018.
2. Ms Kusuma Santi Wahyuningsih
Ms. Santi has been working for DGCE for over 20 years. She is currently worked as Head of Medium Customs and Excise Regional Office of East Kalimantan. Her involvement on Training, Seminar, International Meeting as keynote speaker or participant mostly related to AEO, customs valuation and rules of origin. She also has been participated in Regional Training for Trainers on AANZFTA Rules of Origin organized by ASEAN Australia New Zealand Free Trade Area Economic Cooperation Work Programme (ECWP) in 2013 and National Train-The-Trainers Workshop on Rules of Origin, held by WCO in 2018.
3. Mr Eko Yulianto
Mr. Eko has been working for DGCE for more than 15 years. He is currently worked as Head of Customs and Excise Service at Customs and Excise Controlling and Service Medium Office Type B of Kuala Namu. He has been Customs Specialist at Tanjung Priok Customs and Excise Prime Office from 2014-2017 and have experience in the field of Rules of Origin and Customs Valuation.
Human Resource Management/Human Resource Development
Ms Leni Nurlaeni
Mrs Nurlaeni has 20 years working experiences in customs administration related to international customs and trade as well relations. With her educational background of finance and human resources management, Leni has been cooperated and closely reputable working with World Customs Organization and some international organizations, to promote global capacity building programs and tools through customs organizational and professionalism, including SDGs project of gender equality and diversity. Leni is also been performing spokesperson at certain national and global forums, lecturer at several national academic institutions, and enjoying her voluntary coaching role for young communities to support global future leaders.
Intelligence
Mr Khoirul Hadziq
Mr. Khoirul Hadziq has been working for customs for 20 years. Currently, He is the Head of Enforcement and Investigation at Customs and Excise Regional Office of South Kalimantan. He has followed WCO Sub Regional Train the Trainer Workshop on Small Arms and Light Weapons (SALW) and certified as expert on Small Arms and Light Weapons (SALW) since August 2018. Moreover, He became a National Contact Points for Small Arms and Light Weapons and Regional Intelligence Liaison Office (RILO). He also has been invited to be a speaker at 38th Session of the Enforcement Committee (EC).
Marine Customs
Mr Asep Ridwan Ruswandi
Mr. Asep has been working for DGCE for 23 years. His experiences are mainly related to customs enforcement. Currently, He is the Head of Customs and Excise Base Forward Operating Base Type A of Tanjung Balai Karimun. His training experiences mostly related in vessel search and maritime security.
Advance Ruling
Ms R. Eha Salhah
Ms Salhah has been working for DGCE for 22 years and her experiences are mainly related to customs procedures and classification. Since 2018 she has been worked as a permanent lecturer in Indonesia Customs and Excise Education Training Center-Jakarta. Her training/seminar/workshop participation is mainly related to chemical analysis, customs classification and advance ruling for customs valuation, such as the 2nd Regional Train the Trainers Training on Origin Determination under The Project of “ASEAN-Japan Capacity Building Program to strengthen the implementation of Preferential Rules of Origin in 2015; The course on The Experts Workshop on Harmonized System for WCO Asia Pacific Customs Officials in 2015; Regional Train The Trainers Workshop on Implementation of The AHTN 2017 in 2016; and Workshop on Advance Ruling for Customs Valuation, Tariff Classification and Rules of Origin in 2016.
Intellectual Property Rights (IPR)
Mr. Kurniawan Setiyadi
Mr. Kurniawan has been working for DGCE for 21 years. He was selected as a WCO Pre-Accredited Expert in IPR in October 2023.
Human Resource Management and Development (HRMD)
Mr. Halim Nuswantoro
Mr. Halim has been working for DGCE for 18 years and has experience particularly in Human Resource Management. He was selected as a WCO Pre- Accredited Expert in HRMD in June 2024.
Illegal Wildlife Trade (IWT)
Mr. Ganda Pardamean Purba
Mr. Ganda has been working for DGCE for 21 years and has experience are mainly related to customs enforcement. He was selected as a WCO Pre- Accredited Expert in IWT in July 2024.
Lao PDR
Intellectual Property Rights (IPR)
Mr Canda Sinpaseuth
Mr Sinpaseuth has been selected by the WCO to be the Pre-WCO accredited Legal Advisor on IPR since May 2019.
Myanmar
Harmonized Systems
Mrs. Hsu Mon Naing
Mrs. Hsu Mon Naing has over 15 years of experience in Harmonized Systems from 2007 to 2023 She gave the private sectors many lecturers in the national workshops of MCT2012, MCT2017 and MCT2022. She was pre-accredited as a WCO expert since February 2018 and got accreditation in May, 2023.
Philippines
Container Control Programme (CCP)
Atty. Jenny P. Diokno
Jenny Puno Diokno is a 2022 International Nonproliferation Export Control Program (INECP) fellow in Southeast Asia, currently the Chief of the Export Coordination Division under the Port Operations Service-AOCG, and Acting Chief of the interim Authorized Economic Operator Office. In addition to her current designation, she is the Officer-in-Charge at the Port Control Office-Manila under the WCO-UNODC Passenger and Cargo Control Programme (CCP)-Passenger Cargo Border Team. She is a recognized WCO-UNODC PCCP trainer. She has more than twenty-five years of experience in various areas of customs operations.
Singapore
Authorised Economic Operator (AEO)
1. Ms Joan LUA Leng Khim
Ms Khim is one of the pioneers in implementing Singapore’s domestic AEO programme, the Secure Trade Partnership (STP). Joan played a key role in the joint validation phase of the various MRA negotiations, as the subject matter expert on the STP. She was accredited as a WCO expert since May 2013.
2. Ms LIM Sok Pheng
Ms Sok Peng is one of the pioneers in implementing Singapore’s domestic AEO programme, the Secure Trade Partnership (STP). Sok Peng was part of the negotiating team in Singapore’s various Mutual Recognition Arrangements (MRAs) and took charge of operationalising the MRAs, including IT system enhancements to recognise foreign AEO codes and grant lower risk scoring to foreign AEOs. She was accredited as a WCO expert since May 2013.
3. Mr Jeremy ANG Yi Jun
Mr Jeremy promotes the awareness of Singapore’s AEO programme, the Secure Trade Partnership (STP) and processes the STP applications of companies, as one of Customs Account Managers. He also was involved in the Mutual Recognition Arrangements (MRAs) negotiations and joint validations with partner Customs Administrations. He was accredited as a WCO expert since July 2015.
Single Window
1. Mr Desmond CHIA Chee Pheng
Mr Desmond has over 15 years of experience in Customs documentation and facilitation. He was also a member of the project team that oversaw 2 version updates of Singapore’s national single window system, TradeNet in 2007 and 2012. Desmond was a Senior Trainer of the Singapore Customs Academy from 2012 to 2017. He was accredited as a WCO expert since August 2014.
2. Mr Donald TAN Chor Suan
Mr Donald has more than 10 years of experience in various portfolios across Singapore Customs. He also spent 3 years as a Technical Attache in the World Customs Organisation’s Procedure & Facilitation Sub Directorate, supporting the Single Window and Data Model topic. He was accredited as a WCO expert since September 2016.
Thailand
HS Classification
Ms Chantamat Toempornvitit
Ms Toempornvitit has experience in the Regional “Train-the-Trainers” Workshops on the Implementation of ASEAN Harmonized Tariff Nomenclature (2016), the representative to the Customs Procedures & Trade Facilitation Working Group (CPTFWG) meetings (2017 – present), and lecturer to the national workshop of HS2017 Implementation (2017 – present).
Strategic Trade Control (STCE), Customs Security Plan, and Risk Assessment
Mr Kansakol Indrasawat
Mr Indrasawat is the WCO Strategic Trade Control Enforcement (STCE) Expert Trainer Certification Event (Train the Trainer), and lecturer to the national workshop of STCE.
Authorised Economic Operator (AEO)
Mr Techaphit Techakosit
Mr Techakosit is working in AEO Division since 2013, participated in the Regional Accreditation Workshop for Customs experts in the area of the AEO Implementation (November 2014). He is a part of AEO Validation Team and took part in the joint validation of Thailand MRAs. Furthermore, he is a resource person to present the AEO scheme for private sectors and business association.
Viet Nam
Diagnostic Framework for Capacity Building
Mr Nguyen Nhat KHA
Mr KHA has been working in Customs for 22 years, in Customs reform and modernization as the Deputy Director of Customs reform and modernization board, and in Customs supervising and controlling as Deputy Director of Supervision and Control department. He has been accredited as the WCO expert in diagnosing capacity building framework since 2005.
Strategic Trade Control Enforcement (STCE)
Mrs Dang Thi Quynh
Mrs Quynh has 10 years of experience in training professional knowledge for customs officials in Vietnam Customs School. As a lecturer of Vietnam Customs School, she participated and completed a training course of WCO in strategic trade enforcement (STCE) in 2018.