According to ancient Chinese belief, heaven was represented by a circle and earth by a square. The union between heaven and earth was symbolized in Chinese coins, which were circular with a square hole in the centre.

Heaven and Earth 06, 2001
Stitching and colour pencil on fabric , 11.5 x 11.5 cm
Stitching and colour pencil on fabric , 11.5 x 11.5 cm

Thread, wax, pastel and acrylic on fabric , 21 x 19 cm