Audi claims that the replacement of headlight parts does not affect safety and will not greatly affect the residual value.

Audi's trademark "four rings" originated from the four companies in its early days (in mainland China, Audi cars were also nicknamed "tetracyclines" for this reason), namely Audi, the four major German car manufacturers in 1932. DKW, Horch and Wanderer merged to form Auto Union, hired Ferdinand Porsche to design the Auto Union V16 racing car (also known as Silver Arrow), and led his team to win the right to represent Germany from Mercedes-Benz. , and then defeated the invincible opponent on the European continent.