揭秘小米汽车的天幕遮光术，“比飞机用的还复杂”

Core Insights - The automotive industry is increasingly focused on sun protection and heat insulation, particularly highlighted by Xiaomi's SU7 and YU7 models, which utilize advanced glass technologies to achieve high UV and infrared light blocking rates [1][5] - Xiaomi's YU7 Max features an intelligent dimming canopy that can adjust between high transparency and high shading states, achieving a UV and infrared blocking rate of 99.99% and a shading rate of 99.85% [1][2] - The collaboration between Xiaomi and Guangyi Technology has led to significant advancements in electrochromic glass technology, allowing for a black color option that enhances aesthetics and functionality [3][4] Technology and Innovation - The EC electrochromic technology used in the YU7 Max allows for a large, curved glass area to switch between transparent and opaque states, providing a unique user experience [2][3] - Guangyi Technology has overcome previous limitations in color options for electrochromic glass, moving from blue to black, which is more appealing to consumers and better suited for privacy and sun protection [4][7] - The development of the YU7 Max's dimming canopy took over two years, focusing on meeting automotive standards and enhancing user experience through rigorous testing [8][9] Market Trends - The automotive market is shifting from performance-based competition to a focus on user experience, with companies like Xiaomi and NIO innovating to create differentiated value through technology [5][6] - The increasing adoption of dimming glass in high-end models indicates a growing willingness among manufacturers to invest in advanced features that enhance user comfort and safety [11][12] - Future trends suggest a move towards full vehicle dimming capabilities, driven by advancements in technology and changing consumer expectations [16][18]