Archived Event
January, 2020
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https://www.cpso.cuhk.edu.hk/images/content/events/tap-return-earn-2019.jpg來源：香港太古可口可樂
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https://www.cpso.cuhk.edu.hk/images/content/events/lai_see_recycle_2020.jpg10 January 2020 - 15 February 2020
May, 2020
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https://www.cpso.cuhk.edu.hk/images/content/events/mocc-zerowastenodisgrace-exhibition.jpg04 May 2020 - 31 July 2020
