1. Mr.Siripong Jungthawan
MBA (General Management), BENG (Industrial Engineer)
CSCP, CPIM(BSCM), EPPM
Profile
Name : Mr.Siripong Jungthawan
Date of birth : 15 March 1984
Age : 30 years
Military status : Completed territorial defense course (3 years)
Religion : Buddhism
Address : 113/3 Soi Borpla 1/5, Ladpraw 101 Rd., Khongchan, Bangkapi, Bangkok 10240
Tel : +66(0)2-736-9272
Mobile phone : +66(0)86-368-2805
E-mail : kn19119@gmail.com
Facebook : www.facebook.com/kn19119
Marital status : Single
License for professional practice : Professional Industrial Engineer no. 922
Driving License (Private car) : 53001937
TOEIC : Listening 365 Reading 375 Total score 740 (27 August2012)
Education
2014-Present Certified Supply Chain Professional (CSCP), APICS The Association for Operation
Management, USA.
The 3rd GMS Professional Training on Logistics and Supply Chain Management,
Department of Primary Industries and Miner (DPIM), Ministry of Industry, Bangkok.
Consult of Logistics and Supply Chain Management; expert in Production and
Inventory Management (PIM), Department of Primary Industries and Miner (DPIM),
Ministry of Industry, Bangkok.
Preparation to certified in Supply Chain Professional (CSCP) Exam of APICS,
Department of Primary Industries and Miner (DPIM), Ministry of Industry, Bangkok.
Workshop on SME Best Practices in Service Excellence, Asean Productivity
Organization, Japan
Logistics Excellence Solution 2014, Department of International Trade Promotion,
Ministry of Commerce, Bangkok
2013 Consult of Logistics and Supply Chain Management, Department of Primary
Industries and Miner (DPIM), Ministry of Industry, Bangkok.
Basic of Supply Chain Management (BSCM), APICS The Association for Operation
Management, USA.
2012-2013 Harvard ManageMentor (E-learning), Harvard Business School, USA.
2012 Executive Program on Production Management (EPPM) [Lean master], AOTS,
AOTS Chubu Kenshu Center (CKC), Aichi, Japan
2010-2012 English (Threshold 1), Wall Street Institute, Bangkok, Thailand.
2007-2010 MBA (General management) with thesis topic “An Assessment of Potential in Supply
Chain Management and Logistics in the Gemstone and Ornament”, Ramkhamhaeng
University, Bangkok, Thailand.
2002-2006 BEng (Industrial engineering) with thesis topic “Application of Optimization
Technique for Inventory Problem in case of Considered with Transportation Costs”,
Silpakorn University, Nakhonpathom, Thailand.
1999-2002 Certificate in High school, Kunnateeruttaramwittayakom School, Bangkok, Thailand.
Skills
Computer AutoCAD, Microsoft Office, Microsoft Project, Microsoft Visio, Microsoft Windows, Minitab
16, Mindjet MindManager Pro 7.0, SPSS Statistics 20.0, SAM-G1, Vensim PLE etc.
Driving Car, motorcycle, and bicycle.
Hobbies Photography, reading books, computer, listening music, collected stamps, and
meditation.
Language Good command for listening, speaking, and writing English (TOEIC 740), basic Japanese.
Machine Computer, Professional camera, Office machines, and scientific calculator.
Sports Basketball, fitness, running, and swimming.

2. Mr.Siripong Jungthawan
MBA (General Management), BENG (Industrial Engineer)
CSCP, CPIM(BSCM), EPPM
Work experience
I have been working as consulting, training, and management for 9 years such as, Lean Six sigma Supply
Chain Management (L6SSCCM), Toyota Production System (TPS), process improvement, purchasing, plant layout,
work study and ergonomics, production planning and control (PPC), clean technology and carbon footprint, quality
control (QC) and quality assurance (QA), research and development, project management, quality standard such
ASTM ISO JIS DIN TIS with strongly technical and managerial knowledge.
2014-Present Consultant and trainer (Freelance)
2013-2014 Project Manager and consultant, King Mongkut's Institute of Technology Ladkrabang,
Bangkok, Thailand
2012-2013 Assistant Factory Manager and Quality Management Representative, TTA Co., Ltd.,
Samutprakarn, Thailand
2008-2011 Engineer, Department of Industrial Engineering and Management, Faculty of Engineering
and Industrial Technology, Silpakorn University, Nakhonpathom, Thailand
2007-2008 Research Assistant, Silpakorn University, Nakhonpathom.
2006- 2007 Industrial Engineer, Thanulux, PCL. (Saha Group), Bangkok.
Member and committee
2014-Present Member, APICS The Association for Operations Management, USA
2013-Present Member, no. 2/033800, The Engineering Institute of Thailand Under H.M. The King’s
Patronage, Thailand
2012-Present Professional Industrial Engineer, no. 922, Council of Engineer, Thailand
2012-Present Member, no. 3263, ABK & AOTS Alumni Association (Thailand), Thailand
2008-Present Sub-Committee, Department of Safety Engineering, The Engineering Institute Thailand
(EIT), Bangkok, Thailand
Awards
2013 Awards plaque for volunteer sub-committee, The Engineering Institute of Thailand Under H.M. The
King's Patronage, Bangkok, Thailand
2011 NIDA Thesis award 2011, National Institute Development Administration, Bangkok, Thailand.
2011 Excellent Staff Round 1-2 2011, Silpakorn University, Nakhonpathom, Thailand.
2011 Ramkhamhaeng University Thesis Fund 2010, Ramkhamhaeng University, Bangkok, Thailand.
Paper/Research
Orapadee Joochim, and Siripong Jungthawan, An Application of Value Stream Mapping in Ceramic
Tile Industry: A Case Study, 2015 The 2nd International Conference on Manufacturing and Industrial
Technologies (ICMIT 2015), March 28 - 29, 2015, Pattaya, Thailand (Accepted)
Kanda Boonsothonsatit, Siripong Jungthawan, Lean Supply Chain Management in case of the
Construction Materials Industry, Value Chain Mangement and Logistics (VCML) 2014: Sustainable Supply Chain
and Logistics, 21 November 2014, Bangkok, Thailand.
Siripong Jungthawan, Somphon Thungwha, Walailak Atthirawong, and Wanchai Leelakaweewong, The
Assessment of Potential in Supply Chain Management and Logistics in the Gem and Jewelry Industry of
Thailand, The Fifth International Conference on Transportation and Logistics (T-LOG) 2014, 28-30 July 2014,
Mandarin Hotel, Bangkok, Thailand.
Siripong Jungthawan, Chemically Strengthened Glass: the Glass Product Standard for Much Safer,
4th National Safety Engineering Conference, 23 May 2013, The Engineering Institute of Thailand (EIT), Bangkok,
Thailand, 2013.
Siripong Jungthawan, Thanadet Phanlima, Suwit Treevisavavate, Improvement of Scrap in Case study
of Microwave Safe for Reheating for Kitchenware with Design Experiment, Bangkok International Quality
Symposium 2012 (BIQS 2012), 4-7 September 2012, The Association of QC Headquarters of Thailand and
Department of Industrial Promotion, Tawana Bangkok Hotel, Bangkok, Thailand, 2012.
Wanchai Leelakaweewong, Siripong Jungthawan, Nuttanun Worrawuttanachainon, Efficient
Improvement of Sleeve Process in case of Example Electronic Factory, Thailand, Journal of Science and
Technology, Mahasarakham University, vol. 31, No.5, 2012.
Wanchai Leelakaweewong, Suwat Nanetoe, Siripong Jungthawan, Natawud Khunsaardsri, Improvement
Outside Diameter Grinding Process of Shaft with Engineering Experimental Design, Operation Research
Network 2011, 8-9 August 2011, SD Avenue hotel, Bangkok, Thailand, 2011.
Wanchai Leelakaweewong, Sukum Kositchaimongkol, Siripong Jungthawan, Apasanan Patong, Reduction
Adjustment Time in Case of Electronic Parts Factory, Operation Research Network 2011, 8-9 August 2011,
SD Avenue hotel, Bangkok, Thailand, 2011.

3. Mr.Siripong Jungthawan
MBA (General Management), BENG (Industrial Engineer)
CSCP, CPIM(BSCM), EPPM
Wanchai Leelakaweewong, Siripong Jungthawan, Dechrit Songsura, Wararat Budprom, Industrial
Production Process Improvement with Clean Technology in case of Furniture Factory, Narasuan
Conference 7th, Narasuan University, Pitsanulok, Thailand, 2011.
Suwat Nanetoe, Wanchai Leelakaweewong, Siripong Jungthawan, and Pathraporn Sangsuriyawong, Mochi
Development with Quality Function Deployment, Narasuan Conference 7th, Narasuan University, Pitsanulok,
Thailand, 2011.
Wanchai Leelakaweewong, Siripong Jungthawan, Nuttanun Worrawuttanachainon, Efficient
Improvement of Sleeve Process in case of Example Electronic Factory, Thailand, The Third International
Conference on Science, Technology and Innovation for Sustainable Well-Being (STISWB III), 12-15 August 2011,
Danang University, Vietnam, 2011.
Siripong Jungthawan, Somphon Thungwha, Walailak Atthirawong, Wanchai Leelakaweewong, The
Assessment of Supply Chain Management and Logistics Performance in Gems and Jewelry Sector, VCML
Conference 10, 11-12 November 2010, Krabi resort, Krabi, Thailand.
Wanchai Leelakaweewong, Siripong Jungthawan, Kittiya Bairaksar, Piyarat Chaychunjit, Duangporn
Rummak, The study for increasing value of the rope from bread plastic bag product, IE Network 2010, 13-
14 October 2010, Ubonrachatanee University, Ubonrachatanee, Thailand.
Wanchai Leelakaweewong, Siripong Jungthawan, Tawat Kentee, Thanyapat Nasomkob, Teerapol
Kunsirsorn, Straw Cord Product Development by Using Value Engineering Technique, IE Network 2010, 13-
14 October 2010, Ubonrachatanee University, Ubonrachatanee, Thailand, 2010.
Wanchai Leelakaweewong, Siripong Jungthawan, Anisara Chaiyaraid, Sophon Phooun, and Suda
Prasitsilsuk, The Project Feasibility Study of Industrial Forest Plantation in Case of Ratchaburi Province,
International Conference on Science, Technology and Innovation for Sustainable Well-Being II (STISWB II), 13-14
August 2010, Quang Binh University, Viet Nam, 2010.
Wanchai Leelakaweewong, Siripong Jungthawan, Jetsada Totem, and Sona Tomanephithak, Competitive
Ability Enhancement in Case Study of Ruamjaipahatan Community Enterprise, The Proceeding of 48th
Kasetsart University Annual Conference, 3-5 February 2010, Bangkok, Thailand, 2010.
Wanchai Leelakaweewong, Siripong Jungthawan, and Reungwit Phukpraphai, The Application of
Industrial Engineering Techniques for Adding Value of The Anti-Insect Cloth Hanger Product: The Case
of Bansaphatana Small and Micro Community Enterprise Cluster, IQC 2008, Thailand, 2008.
Training/Seminar
29 Sep-3 Oct 2014 The 3rd GMS Logistics and Supply Chain Management, Department of Primary
Industries and Miner (DPIM), Ministry of Industry, Bangkok.
17-19 June 2014 ISO 22000: 2005, Thai Industrial Standards Institute, Ministry of Industry, Thailand
10-11 June 2014 Warehouse Management and Distribution to Efficiency and Green, Department of
International Trade Promotion, Ministry of Commerce, Bangkok
June-Nov 2104 Consult of Logistics and Supply Chain Management; expert in Production and
Inventory Management (PIM), Department of Primary Industries and Miner (DPIM),
Ministry of Industry, Bangkok.
19-23 May 2014 Workshop on SME Best Practices in Service Excellence, Asean Productivity
Organization, Japan
28-30 April 2014 Logistics Excellence Solution 2014 Program, Department of International Trade
Promotion, Ministry of Commerce, Bangkok
14-15 November 2013 Industrial Supply Chain Logistics Conference (ISCLC) 2013, Ministry of Industy,
Bangkok
2-3 April 2013 Logistics Excellence Training 2013, Department of International Trade Promotion,
Ministry of Commerce, Bangkok
March-November 2013 Consult of Logistics and Supply Chain Management, Department of Primary
Industries and Miner (DPIM), Ministry of Industry, Bangkok.
9 March 2013 Translation Seminar 2013, Faculty of Liberal Arts, Thammasat University, Bangkok.
23 February 2013 Potential thinking for success to big changing, Rester, Golden Tulip Sovereign
hotel, Bangkok.
17 February 2013 Driving Value Innovation for Thai SMEs, AEC GURU, SCB Park, Bangkok.
1-2 February 2013 SMEs Roadmap : AEC opportunity or Risk for Thailand Supply Chain, Department
of Industrial Promotion (DIP), Ministry of Industry, Bangkok.
12 January 2013 Invest ASEAN, Stock Exchange of Thailand (SET), Bangkok.
7 December 2012 Conflict Mineral Survey, Canon Training Development Institute (CTDI), Hi-tech
Industrial Estate, Ayutthaya.
30 August 2012 Innovation in using glass for tropical country and conservative energy, The
Engineering Institute of Thailand (EIT), Bangkok.
11-20 July 2012 Executive Program on Production Management (EPPM), HIDA-AOTS, AOTS Chubu
Kenshu Center (CKC), Aichi, Japan (Japanese government fund).

4. Mr.Siripong Jungthawan
MBA (General Management), BENG (Industrial Engineer)
CSCP, CPIM(BSCM), EPPM
31 May 2012 Inventory of energy and raw material, and hazards of electronic parts, Thailand
Environment Institute Foundation (TEI) and Electrical and Electronic Institute (EEI),
Ramagarden hotel, Bangkok.
11 May 2012 Factory and Building Management to conserve energy and reduce GHG, Thailand
Environment Institute Foundation (TEI), Bangpoo Industrial Estate Office,
Samutprakarn.
April-September 2012 Application of Eco-Efficiency Indicator (EEI), Thailand Environment Institute
Foundation (TEI), Bangpoo Industrial Estate Office, Samutprakarn.
23 Dec 2011 Cost analysis and evaluation Die and Mold, Thai Tool and Die Industry Association
(TDIA), Bangkok.
6 July-8 Aug 2011 Improved Organization Techniques for Communities, and SMEs, Faculty of
Engineering and Industrial Technology, Silpakorn University, Nakhonpathom.
27-28 May 2011 Frame design and Safety, The Engineering Institute of Thailand (EIT) and Kasetsart
University, Bangkok.
21 Jan 2011 Social network for education, Department of Educational Technology,
Faculty of Education, Silpakorn University, Nakhonpathom.
11 Feb 2011 Creative Green Forum, MTEC, The Federation of The Thai Industries, The Industrial
Standards Institute, Ministry of Industry, and Larive International, Bangkok
17-20 Aug 2010 Capacity Building on Energy and Resource Efficiency for Thai Native Starch
Industry, National Science and Technology Development Agency (NSTDA), Thailand
Science Park Convention Center, Pathumthani.
31 July-2 Aug 2009 Welding Design, Ratchaburi Institute for Skill Development Region 4, Ratchaburi
2-3 June 09 Environmental Toxicity Assessment, Biosensors & Microbial Fuel Cell Technologies,
Department of Science, Silpakorn University, Nakhonpathom
22-24 Apr 2009 Training to Standard System Trainer, Thai Industrial Standards Institute, Bangkok.
26 March 2009 Experience Digital Prototyping for Automotive Industry, Autodesk, Swissottel Le
Concorde, Bangkok.
17 Mar-28 May 09 Clean Technology (CT), National Metal and Material Technology Center (MTEC),
Bangkok.
29 Oct 2008 Overall equipment effectiveness (OEE), Silpakorn University, Nakhonpathom.
13 Oct 2008 Acoustic Emission and its Application, Qualitech PCL., Bangkok
28 May 2008 Strategic for Developement of Interlink Network, Office of Transport and Traffic
Policy and Planning (OTP), Bangkok.
15-16 May 2008 Enhancing Your Product Development with QFD & TRIZ, Technology Promotion
Association (TPA), CMP Media (Thailand) Co., Ltd, Bangkok.
16 May 2008 Audit of Small and Medium Enterprise, Institute for Small and Medium Enterprises
Development (ISMED), Bangkok.
16 May 2008 CEJN Energy Conservation & Safety Products for Pneumatics Application
Seminar, Tech net Co., Ltd., Bangkok.
16 May 2008 Innovative Cooling of Industrial Workspace, Thai Waterline Systems Co., Ltd.,
Bangkok.
15 May 2008 Reduce Power Increase Efficiency Compress Air, Premium Equipment &
Engineering Co., Ltd., Bangkok.
15 May 2008 Financial and Loan for SMEs, SME Bank, Bangkok.
14-15 May 2008 Automotive Industry & Manufacturing Logistics Conference, The Thai Automotive
Industry Association (TAIA), Thai Logistics And Production Society (TLAPS), CMP Media
(Thailand) Co., Ltd. Bangkok
6 May 2008 Research and Development Refuse Derived Fuel : RDF, Department of Alternative
Energy Development and Efficiency, Ministry of Energy, Bangkok.
24-25 Apr 2008 Jewelry Brand development to Inter Brand, National Research Council of Thailand
(NRCT), Chabtaburi
1 Jul 2007 Strategic Management for Learner Center Education, Rajabhat Rajanagarindra
University (RRU), Chachoengsoa.
26 Jun 2007 Reduction Cost Technique for Inventory Management, Pan Polytechnic Co., Ltd.
(PPC), Bangkok.
23 Jun 2007 Theory of Inventive Problem Solving by TRIZ, Technology Promotion Association
(TPA), Bangkok.
20 Jun 2007 Technical Develops for Valuable and Sustainable Enterprise Risk Management
(ERM), Thai Listed Companies Association (LCA), Bangkok.
15 Jun 2007 Fundamental of Derivatives, Thailand Securities Institute (TSI), Bangkok.
29-30 May 2007 Balanced Scorecard (BSC) & KPIs, The Engineering Institute of Thailand (EIT),
Bangkok.
28 Apr 2007 ISO Awareness, Concrete productive materials Co., Ltd., Nakhonpathom.
21 Mar 2007 Business Analysis and Strategic Planning, Silpakorn University, Nakhonpathom.
20 Mar 2007 Action Plan, Silpakorn University, Nakhonpathom.

5. Mr.Siripong Jungthawan
MBA (General Management), BENG (Industrial Engineer)
CSCP, CPIM(BSCM), EPPM
15 Mar 2007 Key Performance Indicators (KPI), Silpakorn University, Nakhonpathom.
14 Mar 2007 Total Quality Management (TQM), Silpakorn University, Nakhonpathom.
Jan-Mar 2007 Japanese Language (30 hours), D-start language center, Bangkok.
7-8 Dec 2006 Associate Engineer, Council of Engineers (COE), Bangkok.
26 Nov 2006 Portfolio Management, Thailand Securities Institute (TSI), Bangkok.
24 Nov 2006 Investing in Equity, Thailand Securities Institute (TSI), Bangkok.
12, 19 Nov 2006 Technical Analysis, Thailand Securities Institute (TSI), Bangkok.
17-21 Aug 2006 Program SAM-G1, Chulalongkorn University, Bangkok.
5 May 2005 Quality Improvement, Thai garment development foundation (TGDF), Bangkok.
14-16 Mar 2005 Clean Technology (CT), National Metal and Material Technology Center (MTEC),
Bangkok.
16 Dec 2004 Art of Photograph, Silpakorn University, Nakhonpathom.
Trainer/Lecturer
2014-Present Strategic Management, Technopreneurship Program, Institute of Field Robotics, King
Mongkut’s University of Technology Thonburi, Bangkok, Thailand
26-28 March 2014 Cost Reduction with Total Participation to AEC, Department of Industrial
Promotion, Ministry of Industry, Bangkok
2013-Present Lean production and Supply Chain Management
2011 Industrial Marketing, Faculty of Engineering and Industrial Technology, Silpakorn
University, Nakhonpathom.
7-8 April 2011 Kaizen for improvement, Rajabhat Rajanagarindra University (RRU), Chachoengsoa.
28 October 2011 Personality, Human Relation and Presentation and Report Writing, Cooperative
Education Program, Faculty of Engineering and Industrial Technology, Silpakorn
University, Nakhonpathom.
25 March 2011 The journey to Engineer, Wall street institute (Pinklao branch), Bangkok.
16 January 2007 MTM-2 Concept, Thanulux PCL., Bangkok.
15 January 2007 ECRS Concept, Thanulux PCL., Bangkok.
International plant study/company visit
2012 TPS Training and plant visit, 11-20 July 2012, Aichi, Japan
2011 Visual education in management, 22-24 December 2011, Cambodia
Visual education and conference, The Third International Conference on Science,
Technology and Innovation for Sustainable Well-Being (STISWB III), 12-15 August
2011, Danang University, Vietnam.
2010 Visual education and conference, International Conference on Science, Technology
and Innovation for Sustainable Well-Being II (STISWB II), 13-14 August 2010, Quang
Binh University, Viet Nam.
2009 Visual education and company visit, 1-5 January 2009, South Korea.
International and Thailand plant study/company visit
More than 130 plants and companies in Thailand and up-countries such as Japan, South Korea, Vietnam, and Etc.
2014 Betagro Co., Ltd (Warehouse), Lopburee
Innogrow Co., Ltd. (Plastics package), Samutsakorn
Yungcheng Plate Making (Thailand) Co., Ltd. (Mold), Samutsakorn
Tafong Internation Co., Ltd. (Refrigulator), Saraburee
CPRAM PCL. (Bakery), Pathumthanee
Agility Co. Ltd. (Logistics), Ayudhaya.
Western Digital (Thailand) Co., Ltd. (Harddrive), Ayudhaya.
CPPC PCL. (Rigid platics), Rayong
TDA Rubber Co., Ltd. (Rubber), Ayudhaya.
Dynasty Ceramic PCL. (Tile), Saraburee
Thonglorpet Hospital (Pet healthcare), Bangkok
Nakhonchia Air Co., Ltd. (Bus service), Bangkok
TDK (Thailand) Co., Ltd. (Hard-disc drive parts), Ayudhaya.
Grand Best Grow Busienss Co., Ltd. (Mochi and Daifuku), Nakhonsawan
Miki siamese international Co., Ltd. (Gem and jewelry), Bangkok
2013 Malee Sampran PCL., (Agribusiness and Beverage), Nakhonpathom
Artisans Angkor (Craft workshop and Boutiques), Siem Reap, Cambodia
Balloon Confectionery Co. (Candy), Ltd., Bangkok
Taokaenoi Food and Marketing Co., Ltd. (Saaweed), Pathumthani.

6. Mr.Siripong Jungthawan
MBA (General Management), BENG (Industrial Engineer)
CSCP, CPIM(BSCM), EPPM
Thai Luster Products Co., Ltd. (Wire harness), Chonburi
CPF food products Nongjok plant (Sausage, ham, bacon), Bangkok
Bangkok food products Padriew plant (Pork meat), Chachoengsao
CPF food products Bangna plant (Chicken meat), Bangkok
NUC Interpack Co., Ltd. (Corrugated Container), Nakhonpathom
Samutprakarn Hospital (Healthcare Service), Samutprakarn
Precise group (High Voltage Transformer), Pathumthani.
2012 PTT Global Chemical PCL. (Refinery, Aromatics, Polymers), Rayong.
Canon Development Training Institute (Hi-tech Industrial Estate), Ayudhaya.
Fire Safety Research Center (FSRC) Chulalongkorn University, Bangkok
Takarnta Co., Ltd., Rayong
Saya Mochi Co., Ltd., Nakhonsawan.
Thai-Germany Specialty Glass Co., Ltd., Chachoengsoa.
Silver Lake Co., Ltd., Choaburi.
Perane Safety Glass Co., Ltd., Pathumthani.
Toyota Industry Coperation (Takahama plant), Aichi, Japan.
Hirayama Co., Ltd., Aichi, Japan.
Toyota Kaikan Museum, Aichi, Japan.
Toyota Moter Corperation (Motomachi plant), Aichi, Japan.
Toyota Commemorative Museum of Industry and Technology, Nagoya, Japan.
Hi-Luck Glass Trade Co., Ltd., Samutprakarn.
SVI PCL, Pathumthani.
Thai Asahi Glass PCL, Samutprakarn.
Tangnum Co., Ltd., Bangkok.
Thailand Automotive Institute, Samutprakarn.
Bangkok Crystal Co., Ltd., Rayong.
Ocean Glass PCL, Samutprakarn.
Reference
Dr.Kanda Boonsothonsatit, Lecturer, Institute of Field Robotics (FIBO), King Mongkut's University of
Technology Thonburi (KMUTT), Bangkok, Thailand M. +66(0)89-494-0904 E. kanda@fibo.kmutt.ac.th
Dr.Orapadee Joochim, Lecturer, Institute of Field Robotics (FIBO), King Mongkut's University of
Technology Thonburi (KMUTT), Bangkok, Thailand M. +66(0)84-323-1117 E. orapadee.joo@kmutt.ac.th