小米汽车现车选购功能开放，部分车型12月26日前锁单预计年底前交付

Group 1 - The core message is that Xiaomi has launched a real-time vehicle selection feature on its app, which is now available to all users as of December 3 [1][6]. - Users who have previously locked orders but have not received their vehicles can prioritize switching to available models starting from December 1 [1][6]. - Orders locked before December 26 are expected to allow users to pick up their vehicles by the end of the year [1][6]. Group 2 - The Xiaomi Auto official account states that customers can enjoy quick delivery, complete factory warranty, and after-sales service [3][8]. - Some models will have discounts available for orders locked before December 26, with expected delivery by the end of 2025 [3][8].