English Teachers' Workshop 2000 for Secondary School English Teachers. Workshop conducted : English Pronunciation Workshop.

Reviewer for Outstanding Thesis Award Competition 1998, Linguistic Society of Hong Kong.

Consultant to Whiz-kids Express (January 2000-2012).

English Teachers' Workshop 2000 for Secondary School English Teachers. Workshop conducted : Remedial Instruction Training (with Dr. David Li).

Teachers' Update Course 2000: Achieving Quality in Teaching English: Macro and Micro Factors. (with Dr. Matthew Peacock and Dr. David Li).

English Teachers' Workshop 2003 for Secondary School English Teachers. Workshop conducted: Error Correction Training.

Teachers' Update Course 2006: Understanding Hong Kong Cantonese ESL Learners' Written Errors: Causes, Typology and Rectification.

Member of the TESOL Quarterly Editorial and Advisory Board, March 2012-March 2015.

Reviewer for various academic journals, publishers, funding bodies and conferences: e.g. Applied Language Learning, *Applied Linguistics, Asian ESP Journal, Asian Journal of English Language Teaching, *Canadian Modern Language Review, *Foreign Language Annals, *International Journal of Lexicography, *Language, Culture and Curriculum, *Linguistic Review, Open Journal of Modern Linguistics, *Studies in Second Language Acquisition, *System, TESL Canada Journal, *TESOL Quarterly, *The Journal of Multilingual and Multicultural Development, *The Modern Language Journal, *World Englishes, Hong Kong University Press, Palgrave, Macmillan, Routledge, General Research Fund
*SSCI- or AHCI-listed