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Editorship
  1. Associate Editor, Accident Analysis and Prevention, Elsevier (2015-now); Member of the Editorial Board (2013-2015)

  2. Associate Editor, Transportmetrica A: Transport Science, Taylor and Francis (2020-now)

  3. Associate Editor, IATSS Research, Elsevier (2017-now)

  4. Member of the Editorial Board, Analytic Methods in Accident Research, Elsevier (2013-now)

  5. Member of the Editorial Board, International Journal of Sustainable Transportation, Taylor & Francis (2013-now)

  6. Member of the Editorial Board, Journal of Safety Research, Elsevier (2013-now)

  7. Member of the Editorial Board, Journal of Transport Geography, Elsevier (2024-now)

  8. Member of the Editorial Board, Safety Science, Elsevier (2015-now)

  9. Member of the Editorial Board, Transportation Research Part F: Traffic Psychology and Behaviour, Elsevier (2024-date)

  10. Member of the Editorial Board, Travel Behaviour and Society, Elsevier (2021-now)

  11. Member of the Editorial Board, Multimodal Transportation, Elsevier (2022-now)

  12. Member of the Editorial Board, International Journal of Transportation, NADIA (2012-now)

  13. Guest Editor, Special Issue on Emerging Technologies for Sustainable Transportation System, International Journal of Sustainable Transportation (2020)

  14. Guest Editor, Special Issue on Transport Risk Assessment, ASCE-ASME Journal of Risk and Uncertainty in Engineering Systems, Part A: Civil Engineering(2020)

  15. Guest Editor, Special Issue on Advances in Traffic Safety Methodologies and Technologies, Journal of Advanced Transportation (2018).

  16. ​Guest Editor, Special Issue on Sustainability in Transport Network, International Journal of Sustainable Transportation (2015).

  17. Guest Editor, Special Issue on Transport Geography in Asia, Asian Geographer (2013).

Conference Organization
  1. Member, Organizing Committee, The 28th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 9-10 December 2024.

  2. Member, Organizing Committee, HKIE-LTD Annual Symposium – Accelerating New Energy Transition for Transport, 8 June 2024.

  3. Member, Organizing Committee, From Vision to Reality: Building Transportation Infrastructure with Innovation. CIHT Half-Day Seminar 2024. The Chartered Institution of Highways & Transportation – Hong Kong Region, Hong Kong, 25 May 2024.

  4. Member, Organizing Committee, The 27th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 11-12 December 2023.

  5. Session Chair, Organizing Committee, The 27th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 11-12 December 2023.

  6. Member, International Scientific Committee, The 15th International Conference of Eastern Asia Society for Transportation Studies, Kuala Lumpur, Malaysia, 4-7 September 2023.

  7. Member, Organizing Committee, Transportation Planning and Infrastructure of New Era, CIHT Half-Day Seminar 2023. The Chartered Institution of Highways & Transportation – Hong Kong Region, Hong Kong, 24 June 2023.

  8. Co-chair, Organizing Committee, CEE/CSE 50th Anniversary Symposium – The Future of Occupational Safety and Health – Local and Global Perspectives, Hong Kong, 13 May 2023.

  9. Member, Organizing Committee, HKIE-LTD Annual Symposium – The Future of Transport and Logistics in Hong Kong, Hong Kong, 6 May 2023.

  10. Member, Organizing Committee, The 26th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 12-13 December 2022.

  11. Session Chair, The 26th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 12-13 December 2022.

  12. Member, Organizing Committee, The 25th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 9-10 December 2021.

  13. Session Chair, The 25th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 9-10 December 2021.

  14. Session Chair, The 14th International Conference of Eastern Asia Society for Transportation Studies, Hiroshima, Japan, 12-15 September 2021.

  15. Member, International Scientific Committee, The 14th International Conference of Eastern Asia Society for Transportation Studies, Hiroshima, Japan, 12-15 September 2021.

  16. Co-chair, Special Session on 'Smart and Proactive Traffic Safety Management in Smart Cities and Rural Areas', The 23rd IEEE International Conference on Intelligent Transportation Systems, Rhodes, Greece, 20-23 September 2020.

  17. Member, Organizing Committee, The 24th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 14-16 December 2019.

  18. Session Chair, The 24th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 14-16 December 2019.

  19. Co-Chair, Tongji-PolyU Transportation Graduate Student Symposium, Shanghai, China, 19 June 2019.

  20. Member, Organizing Committee, The 23nd International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 8-10 December 2018.

  21. Co-Chair, Organizing Committee, RISUD Annual Symposium 2018, Hong Kong, 29-30 June 2018.

  22. Co-Chair, Organizing Committee, The 22nd International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 9-11 December 2017.

  23. Session Chair, The 21st International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 10-12 December 2016.

  24. Session Chair, The 14th World Conference on Transport Research, Shanghai, 10-15 July 2016.

  25. Session Chair, The 20th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 12-14 December 2015.

  26. Session Chair, The 19th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 13-15 December 2014.

  27. Session Chair, The 18th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 14-16 December 2013.

  28. Session Chair, The 17th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 15-17 December 2012.

  29. Secretary, Organizing Committee, The 16th International Conference of Hong Kong Society for Transportation Studies, Hong Kong, 17-20 December 2011.

  30. Secretary, Organizing Committee, Behavior in Networks (BiNs) Workshop: Sustainability in Transport Networks, Hong Kong, 16 December 2011.

University Services
  1. Deputy Programme Leader, BSc (Hon) in Environmental Occupational Safety & Health, Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University (2020-now)

  2. Lab-in-charge, Noise and Safety Laboratory, Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University (2019-now)

  3. Member, Departmental Teaching and Learning Committee, Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University (2020-now)

  4. Member, Departmental Partnership Committee, Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University (2018-now)

  5. Member, Departmental Health and Safety Committee, Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University (2016-2021)

  6. Summer Placement Officer, BEng (Hon) in Environmental Engineering and Sustainable Development, Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University (2019-2021) 

  7. Green Officer, Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University (2017-2018)

  8. Departmental Practical Work Coordinator, Department of Civil and Natural Resources Engineering, University of Canterbury (2015); Assistant Practical Work Coordinator (2013-2014)

Local Services
  1. Member (2024-now), Committee on Taxi Service Quality, Transport Department, Hong Kong.

  2. Member (2021-now), Appeal Tribunal Panel, Section 45 of the Buildings Ordinance, Hong Kong SAR Government.

  3. Member (2019-now), Road Safety Research Committee, Road Safety Council, Hong Kong SAR Government.

  4. Honorary Deputy Secretary (2019-now), Board member (2018-now), Hong Kong Society for Transportation Studies

  5. Committee member (2018-now), Chartered Institution of Highways and Transportation - Hong Kong

Reviewer
Journal

​^Outstanding Reviewer

  1. Accident Analysis and Prevention^

  2. Analytic Methods in Accident Research

  3. Case Studies on Transport Policy

  4. Chaos, Solitons and Fractals

  5. Health Economics

  6. Hong Kong Journal of Emergency Medicine

  7. International Association of Traffic and Safety Sciences (IATSS) Research^

  8. IET Intelligent Transport Systems

  9. International Journal of Crashworthiness

  10. International Journal of Environmental Research and Public Health

  11. International Journal of Geo-Information

  12. International Journal of Industrial Ergonomics

  13. International Journal of Intelligent Transportation Systems Research

  14. International Journal of Sustainable Transportation

  15. International Journal of Transportation

  16. International Journal of Transportation Science and Technology

  17. International Journal of Urban Sciences

  18. Journal of Advanced Transportation

  19. Journal of Cleaner Production

  20. Journal of Eastern Asia Society for Transportation Studies

  21. Journal of Epidemiology and Community Health

  22. Journal of Intelligent Transportation Systems: Technology, Planning, and Operations

  23. Journal of Safety Research

  24. Journal of Traffic and Transport Engineering

  25. Journal of Transport Geography

  26. Journal of Transportation Engineering ASCE

  27. Journal of Transportation Safety & Security

  28. Multimodal Transportation

  29. Networks and Spatial Economics

  30. Physica A: Statistical Mechanics and its Applications

  31. Research in Transportation Economics

  32. Safety Science^

  33. Scientific Research and Essays

  34. Scientific World Journal

  35. Simulation Modelling Practice and Theory

  36. The Lancet Public Health

  37. Traffic Injury Prevention

  38. Transport Policy

  39. Transport Review

  40. Transportation Letters

  41. Transportation Research Part A: Policy and Practice

  42. Transportation Research Part B: Methodological

  43. Transportation Research Part D: Transport and Environment

  44. Transportation Research Part F: Traffic Psychology and Behavior^

  45. Transportation Research Record

  46. Transportmetrica A: Transport Science

  47. Transportmetrica B: Transport Dynamics

  48. Travel Behaviour and Society

  49. Tunnelling and Underground Space Technology

  50. Urban, Planning and Transport Research

Conference
  1. Australasian Transport Research Forum, ATRF

  2. COTA International Conference of Transportation Professionals, COTA

  3. IEEE Intelligent Transportation Systems Society Conference, IEEE

  4. International Conference of Eastern Asian Society for Transportation Studies, EASTS

  5. International Conference of Hong Kong Society for Transportation Studies, HKSTS

  6. International Symposium on Transportation Network Reliability, INSTR

  7. International Symposium on Transportation and Traffic Theory, ISTTT

  8. IPENZ Transportation Group Conference, IPENZ

  9. ITS Asia Pacific Forum, ITSAP

  10. Transportation Research Board Annual Meeting, TRB

  11. World Conference on Transport Research, WCTR

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