Geometry
The Tulou structures were typical dwelling in the south-eastern part of china where Macau is located. They were large modules built up to five or six storeys usually housing over 80 families. The floor plan was usually square or round with central courtyard and one entrance. The walls were thick with dimension ranging from 1.8 meters to 3 meters. The shape and inward-looking orientation depicted a security tool to fight the high level of vandalism in that era. The Tulou structures could house an insanely high number of people and they were referred to as “Little Kingdoms". The base walls had the highest thickness about 6 meters and reduces as the storey increased in height.