This is one of the three pavilions found on the knoll behind Tiger Balm Garden. There are broken steps between them, and numerous glass bottles are found among debris at the lower part of the slope.
For the exact location of this one and the one further downhill, please check the Geo Info Map online, they are shown in the large scale version of the Map. https://www.map.gov.hk/gm/geo:22.2739,114.1954?z=1361
This one is at the lowest level, near Tai Hang Drive.