The sphere composed of six arcs shows that the WTO is an international institution composed of different members. The logo is a long-term dynamic symbol of the vitality of the WTO. The sphere composed of six arcs shows that the World Trade Organization is an international organization composed of different members. The logo is long-term dynamic and symbolizes the vitality of the World Trade Organization. The designer of the logo is Yang Shu. Her design adopts the strokes of China's traditional calligraphy, and the six arcs have the rhythm of brush calligraphy.