財團法人高等教育評鑑中心基金會111年度下半年境外評鑑小組召集人 2023 Chair of External Accreditation Group, Higher Education Evaluation and Accreditation Council of Taiwan (HEEACT) in 2023
Taiwan International ESP Journal (TIESPJ), Editorial Board, 2021-
《語文與國際研究》學術期刊編輯委員,2020-2023
East Asian Pragmatics, Equinox, Editorial Board, 2014-2019
Language Variation and Change Asia Pacific (LVCAP), John Benjamins, Editorial Board, 2013-
Editor-in-chief, Journal of Chinese Language Teaching, June volume, 2006, 2022
Editorial Board, Journal of Chinese Language Teaching, 2004-2012, 2022
Editorial Board, Concentric: Studies in Linguistics, National Taiwan Normal University, 2004-2006
Advisory Board, SIL Electronic Survey Reports (renamed as SIL Journal of Language Survey Reports (JLSR) in 2020) (http://www.sil.org/silesr/masthead.html), 1999-
External assessor: Hong KongBaptistUniversity, external assessor 2011