Group 1 - Xiaomi's first mid-to-large SUV, YU7, features a large smart dimming canopy, highlighting the application of advanced optical materials in automotive design [1] - The core technology supplier for this feature is Guangyi Technology, which provides next-generation electrochromic (EC) smart glass with a shading rate of 99.85% and blocks 99.9% of UV and infrared rays [1] - Guangyi Technology, founded in 2017, is the only company globally capable of mass-producing EC smart glass, with its products already used in over 20 mass-produced vehicle models from brands like NIO, Zeekr, Audi, BYD, and Avita [1] Group 2 - Beyond automotive applications, Guangyi is expanding into building facades and consumer electronics, with its architectural products implemented in multiple green low-carbon demonstration projects in Shanghai and Zhejiang [2] - The company has established a complete technological closed loop from automotive-grade technology to mass production and system integration, positioning itself as a representative enterprise in China for breakthroughs in this field [2] - The industry anticipates that smart dimming glass will expand from automotive applications to aerospace, architecture, and consumer electronics over the next five years, driven by user experience and the demand for differentiated smart cockpits from automakers [2]