XIAOMI(HK:01810) Sou Hu Cai Jing·2025-11-16 05:10Core Viewpoint - Lei Jun reiterated the development standards for Xiaomi SU7, emphasizing that "safety is paramount" and outlining the rigorous safety standards the vehicle adheres to [1][5]. Group 1: Safety Standards - Xiaomi SU7 is designed according to the strictest three safety standards: 2024 version C-NCAP five stars, 2023 version Euro NCAP five stars, and C-IASI 3G+ as the baseline, covering passive safety, active safety, battery safety, and privacy safety [5]. - The vehicle's body structure utilizes a MI armor cage made of a steel-aluminum hybrid, with high-strength steel and aluminum alloy accounting for 90.1%, achieving a maximum strength of 2000 MPa and a torsional rigidity of 51,000 N·m/deg [7]. Group 2: Battery Safety - Xiaomi has developed and built its own battery pack factory, implementing 14 layers of hardcore physical protection, 17 layers of high-voltage insulation, dual large-area active cooling (7.8㎡ water cooling area), and 165 pieces of aerogel insulation material [8]. - The company has introduced an industry-first battery cell inversion technology to ensure that in the event of thermal runaway, the ejection direction is away from the passenger compartment, achieving "no open flames, no heat spread" [8]. - The battery pack has passed IP6K9K sealing tests and has undergone over 1,000 safety tests, with the number of projects being 20 times that of national standards [8].