雷军：小米YU7 Max三大测评维度均获最高评级

Group 1 - The core announcement is that Xiaomi's YU7 Max received the highest ratings across three evaluation dimensions in the China Automotive Health Index (C-AHI) by the China Automotive Engineering Research Institute [1][3] Group 2 - YU7 Max achieved a 5-star+ rating in Fresh Air, Health Protection, and Green Travel categories [2][4] - The vehicle utilizes a significant amount of green and eco-friendly materials and processes to reduce the release of harmful volatile substances like formaldehyde [2][4] - It is equipped with a HEPA air purification system that filters over 99.95% of pollutants in the size range of 0.05-0.3μm, minimizing the entry of outdoor air pollutants into the cabin [2][4] - The car's interior features eco-friendly materials in high-contact areas, such as seats and central armrests, which are safe for children aged three and under, reducing allergen risks for infants and sensitive individuals [2][4]