January, 2022
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https://www.srsdo.cuhk.edu.hk/images/content/events/epd-rvm-pilot-scheme.png
來源:環境保護署
22 February 2021 - 24 June 2022
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https://www.srsdo.cuhk.edu.hk/images/content/events/lfhw-ambassador-recruitment-2021-22.png
15 October 2021 - 25 April 2022
October, 2022
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https://www.srsdo.cuhk.edu.hk/images/content/events/lfhw-ambassador-recruitment-2022-23.png
28 October 2022 - 28 October 2022