The HKSSPC 2020 was successfully held online on 15 and 16 August 2020. We have received many outstanding science projects this year despite the pandemic. The presentation videos of all participating teams are uploaded and available for public viewing now. Please feel free to watch any of them at our website and vote for your favourite projects at https://bit.ly/34BjoMV. The voting period is from 26 August to 9 September 2020.