小米汽车定制服务开启交付，紫水晶版SU7 Ultra 亮相

Group 1 - Xiaomi Auto has announced the commencement of its custom service delivery, with the first customer being Mr. Yuan from Beijing, who chose a purple crystal Xiaomi SU7 Ultra, highlighting its uniqueness and driving enjoyment [1] Group 2 - The purple crystal paint is a special offering from Xiaomi's custom service, described as having a "subtle luxury" and is produced using a dual-layer clear coat process that enhances color accuracy and locks in gloss [2] - The paint undergoes nearly 50 hours of manual polishing to achieve a deep and brilliant texture [2]