Key design objectives are to meet GFS’s helicopter operation need with flight control center and hangar; to enhance the compatibility of the facility with the adjacent KTCT, Kai Tak Runway Park and the Victoria Harbour; and to be sustainable, via use of aluminum cladding with softened corners, tailored-designed orientation for maximum sunlight to promote office comfort and reduce electricity consumption for lighting, green roof, sun shading fins and louvres according to sun path to enhance shading effect, natural ventilation in hangar space, light tube at roof to allow natural lighting,