Invited – International (10)
- Invited – Distinguished Speaker: “Six Sigma and IR4.0: Synergy or Strategy?”, 15 Sep 2021, 2nd Asia Pacifica Conference on Industrial Engineering and Operations Management (24th IEOM Industry Solutions and Industry 4.0), Indonesia.
- Invited – Distinguished Speaker: “Managerial Insights on Supply Chain and Logistics Planning with Carbon Emission Consideration”, 1st Central American and Caribbean Conference on Industrial Engineering and Operations Management (IEOM Global Supply Chain and Logistics), 17 Jun 2021, Port-au-Prince, Haiti (On-line).
- Invited Speaker: Pattern Recognition for Quality Monitoring and Diagnosis, 23 Nov 2020, Joint Webinar Series of Universitas Sebelas Maret Indonesia & UTM
- Invited Guest Lecturer: Project Management, 13 -24 Jul 2020, Online International Class – Project Management, Global Learning Week (GLOW 2020): Telkom University Bandung Indonesia (on-line)
- Invited Guest Speaker: Quality of Postgraduate Research: Supervision and Assessment, 29 Oct 2019, Sudan University of Science & Technology, Khartoum.
- Invited Resource Person, Workshop on Initiating Research Interest and Recognizing Research Trend, 1-2 Apr 2019, Universitas Muhammadiyah Banjarmasin, Kalimantan, Indonesia.
- Invited Visiting Professor, Curriculum Development Training for Sudanese Universities Staff, 10-15 Sep 2016, Sudan University Science and Technology, Khartoum, Sudan.
- Invited Keynote Speaker: Overview of Industrial Engineering Education in Malaysia, The International Workshop for Industrial Engineer Competency, 21 Oct 2014, Surakarta-Solo, Indonesia.
- Invited Speaker: Overview and Application of PLCS Technology in Malaysia, EAPSTRA Seminar – Information Technology for SMEs: Product Lifecycle Support System, 29-30 Aug 2005, Bangkok, Thailand.
- Invited Speaker: Application of Precision Measurement and Quality Control Techniques in Malaysian Manufacturing Industries, 6th JSPS-VCC Seminar on Integrated Engineering, 27-28 Nov 1996, Japan Society for Promotion of Science, Kyoto Japan
National (6)
- Invited Speaker: Industry Research Project Sharing Session at Computational Intelligence and Technologies Research Workshop, 14 Jun 2016, Universiti Malaysia Teknikal Melaka.
- Invited Speaker: Critical Literature Review, Faculty of Information Technology and Communication Postgraduate Seminar for Ph.D and Research Students, 25 May 2016.
- Invited Speaker: Problem Formulation and Research Design, Postgraduate Seminar for Ph.D and Research Students, 21 Apr 2017, Universiti Teknikal Malaysia Melaka.
- Invited Keynote Speaker: Enhancing Competitiveness Through e-Manufacturing, 1st Annual Seminar on ICT in Manufacturing 2004, 9 Oct 2004.
- Invited Speaker: Product Support and Training – Malaysian Case Study, Workshop on Product Lifecycle Support and Training for Small and Medium Enterprises, 5-6 Dec 2005, Kuala Lumpur.
- Invited Panel (Forum): Intel Malaysia Manufacturing/University Day 2004, 1 Mar 2004, Intel Technology Sdn Bhd, Penang