Most cars today still use normal halogen headlights, and the better ones use xenon headlights.
At most, we should make some innovations in the construction of the lampgroup, using the principle of lens and reflective lighting to improve the efficiency of lighting, but the technological innovation of the lampgroup itself is insufficient.
In 2008, Audi was the first to use LED width indicator lights on A4, which first opened the era of LED headlights.
Many manufacturers followed suit and began to adopt LED width indicator lights, and now Europe has even started to legislate that all vehicles on sale must be equipped with LED width indicator lights for safe driving.
However, all manufacturers only stay in the LED width lamp this step, and no further innovation.
It was not until 2010 that the Audi A8 and the second-generation Mercedes-Benz CLS were introduced that the real significance of LED headlights appeared in people's sight
