Hopewell Holdings Limited jointly organized “Hopewell Junior Volunteers Programme 2019 - STEM Workshop”. Around 50 students and volunteers took part in the "memoji DIY workshop" and tour in the Chinese University of Hong Kong. Participants learnt the principle of series and parallel circuit by making their personal "memoji" brooch with LED and electric current plate. A tour at the Jockey Club Museum of Climate Change was arranged for the participants to enhance their understanding of sustainable environment and green living. The students also enjoyed lunch with the volunteers at the university canteen, building friendship between them.