为什么要征战纽北赛道？雷军：打拼纽北是做车的基本功，极限情况才能把车做好

Group 1 - The core viewpoint of the article is that Xiaomi's CEO Lei Jun emphasizes the company's commitment to high-end automotive technology, drawing comparisons to traditional luxury car manufacturers like Porsche [1] - Xiaomi is the first Chinese car manufacturer to utilize the Nürburgring racetrack as a benchmark for vehicle performance, which is considered essential for developing high-quality cars [1] - The company has invested significantly in car paint technology, highlighting the importance of aesthetics in the automotive industry and contributing to the high-end positioning of domestic vehicles [1]