CASL participated in a disease prevention drill conducted by the Centre for Health Protection of the Department of Health at the Hong Kong International Airport on 10 December 2014. The drill codenamed “TOPAZ”, involving different airport stakeholders, was aimed to test the capabilities in handling aircraft with suspected Ebola victims. As the first cabin cleaning service provider for Ebola prevention, CASL sent a professionally trained team in full protective gear, to carry out disinfectant drill in strict accordance with international health and disease prevention operational standard.