The HKSI provides Hong Kong elite athletes with a world-class training environment and a full range of support services to facilitate success in international sporting events. It is a training base for about 1,300 athletes, who receive support in elite coaching and training, sports science and medicine, strength and conditioning, applied research and sports information, training facilities, accommodation, as well as educational, social and personal development to promote whole-person development.
The HKSI receives funding from the Elite Athletes Development Fund for its Elite Training Programme. In 2022/23, the programme provided services to athletes in 20 Tier A sports and 13 Tier B sports, six Tier A Para sports and three Tier B Para sports, as well as individual athletes in other sports.