According to Cai, these designers delivered their concepts through the use of various elements. For example, the Malaysian garden innovates in its use of space. Tall stone columns used on water surface produce a sense of being surrounded. Other elements include big trees at the top.
A designer from South Africa created a different sense of nature through the texture of earth walls and African pattern elements.
At the New Zealand garden, the designer used red bricks in an artistic conception of nirvana of the phoenix, and explores the transformative relationship among soil, fire, wood, charcoal and bricks.
The Japan garden tries to increase the use of color through border plants, according to Cai.