新浪科技讯 10月29日晚间消息，在今日的小米15系列暨小米澎湃OS 2新品发布会上，小米董事长雷军发表演讲。

　　小米SU7 Ultra正式发布，雷军宣布刷新纽北赛道四门车圈速纪录，成为纽北史上最速四门车。

海量资讯、精准解读，尽在新浪财经APP

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