A security guard sprays disinfectant at the Shui Chuen O Estate in Sha Tin where a cluster of Covid-19 cases developed during the third wave of the pandemic in July. Photo: Winson Wong
A security guard sprays disinfectant at the Shui Chuen O Estate in Sha Tin where a cluster of Covid-19 cases developed during the third wave of the pandemic in July. Photo: Winson Wong