雷军，怒了！连发多条微博

Core Viewpoint - Xiaomi emphasizes that safety is the top priority in the development of its SU7 model, adhering to stringent safety standards and innovative design features [9]. Group 1: Safety Standards - The Xiaomi SU7 is designed based on the strictest three safety standards: 2024 version C-NCAP five stars, 2023 version Euro NCAP five stars, and C-IASI 3G+ as the design baseline [9]. - The vehicle incorporates four layers of protection: passive safety, active safety, battery safety, and privacy safety [9]. Group 2: Structural Integrity - The SU7 features a MI armor cage structure made of a steel-aluminum hybrid body, with high-strength steel and aluminum alloy making up 90.1% of the vehicle [9]. - The maximum strength of the vehicle reaches 2000 MPa, and the overall torsional rigidity is 51,000 N·m/deg [9]. Group 3: Battery Safety Innovations - Xiaomi has developed and built its own battery pack factory, implementing 14 layers of physical protection, 17 layers of high-voltage insulation, and dual large-area active cooling with a water cooling area of 7.8 m² [9]. - The battery pack features 165 pieces of aerogel insulation material and introduces industry-first cell inversion technology to ensure that in the event of thermal runaway, the ejection direction is away from the passenger compartment, achieving "no open flame, no heat spread" [9]. - 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 [9].