He added that the combination of black and white gave him a sense of distance from the reality of life, which plays a very important role in providing the viewer with a silent depth of thought.

It was the ordinary and the underprivileged people that showed him the Hong Kong spirit, something he claimed had really moved him.

One of the visitors to the exhibition, who goes by the username Diandian, comments online: "Ho often waited, with great patience, for the perfect moment with the figure and the carefully constructed background of geometrically structured lines."