Four rings — four different brands – The merging of four automotive manufacturers situated in the German state of Saxony, Audi, DKW, Horch, and Wanderer, was symbolized by four interlocking rings: Audi, DKW, Horch, and Wanderer created Auto Union AG. Here are some highlights from the history of today’s AUDI AG. The Wanderer began its life as a bicycle repair shop.